How do you spray insulation on duct work? Rotate the brush and run it along the ducts walls. Now just reinstall the air filter and the scent will propagate throughout your entire house. I will add that my attitude towards Corian tops? Can I use great stuff around heating ducts? and that's GREAT STUFF PRO Window & Door should be applied a temperatures between 40F and 100F (4C and 38C) at relative humidity 20%. Web"Great Stuff" Expanding Foam. Or unrealistic expectations? See the guide Support at Intervals for Flex Ducts for more on properly supporting ducts. When insulating HVAC ductwork, use a foil, faced fiberglass insulation with an R-6 or higher R-value. WebThe Duct Shop has the largest selection of quality sheet metal ducts, duct fittings, and airflow ducts for duct fitters and duct installers. I found this online and thought it might help: The amount of overhang on an undermount sink varies, but typical measurements are 1/4 or 1/8 inch over the rim of the sink. I then went to Home Depot as I do not know where I can get the 'good mastic' and purchased 3 gallons over by the hvac vents and accessories and will probably use most of it. Duct joints should always be secured with #8 sheet-metal screws before seams are sealed with mastic. No wire going into C . This time by someone who is an actual tiler. Since the Great Stuff website even recommends using it to seal around dryer vents, it seems to be an approved use of the product (they do recommend using Apply to the foam trying to get even coverage. Webextinction can be explained as negative punishment. Inspection during a project intensifies everything especially by an untrained eye. Hooked up new thermostat same way the old thermostat was. ) I presume the tape's a little more flexible so you may want a mixture. Use silicone caulk to seal gaps up to about 1/4 inch; foam sealant will take care of anything larger than that. I have a central A/C cooling/heating unit. Cotton kills. Other tapes, even duct tape, are susceptible to failure under the extreme heat. I know why you hvac people use the bucket and brush method. Non-foil tape can also catch on fire. Can I use ground oregano instead of dried? Theres a simple but critical two-step process to do this. Mastic plugs leaks not just covers or slows them. Created by Digital Invest. Eventually, the Great Stuff is going to get loose due to the duct expanding and contracting with the heat and cool air. Once these preparations are made, the ducts can be encapsulated in at least 1.5 inches of closed-cell polyurethane spray foam. Foam will be tack free in about 20 minutes. For me, CCH & AC was David L. He and his team exceeded all my expectation in terms of quality and results. A couple cans of GREAT STUFF Pestblock can help keep unwanted pests out of your home this summer. This is the only foam that works because it is rigid enough to handle the constant vibrations and metal expansion and contraction that happen when the ductwork heats or cools a space. Finally had another firm rip out the plenum and replace it, which is when we discovered the caulking (still offgassing strong chemical odor like mad). Your email address will not be published. Certain spray foams can expand up to 100 times its original size, so it fills all of the nooks and crannies in the attic. These cookies track visitors across websites and collect information to provide customized ads. These cookies will be stored in your browser only with your consent. Over 100 years later, artists are still walking that delicate line. Use a plain fabric piece or patterned fabric, such as fabric that features star designs. The cookie is used to store the user consent for the cookies in the category "Other. Why would insulation be coming out of vents? 1.) SEE IT. 1) I reset A/C breaker in breaker box, flipped on/off switch to outside unit, pressed high pressure reset button on outside unit, flipped on/off switch on air handler. Using Silicone Caulk 1. Wipe away imperfections with a cloth soaked in Great Stuff Foam Cleaner. \r\rhttp://www.sprayjones.com/ Open cell foam https://youtu.be/Gbyj2Vv0biU 5 failures and why https://youtu.be/EZuIPtw2Mp4 How much foam do I need? The ductwork in most homes lasts between 10 and 15 years before problems arise. Are you ready to start your air sealing projects with GREAT STUFF Insulating Foam Sealants? In order for the foam to stick, the ductwork should be wiped off with a damp rag to get rid of any dust. If you continue to use this site we will assume that you are happy with it. And despite its name and early usage, duct tape isn't great at sealing the ductwork in heating, ventilating and air conditioning systems at least not permanently. A soffit will later receive finish materials like drywall or plaster. Youll often use it to make weapons. Here are just a few places you can use GREAT STUFF: Pick your product to fill the problem. How do you make exposed ductwork look good? Put caulk around the steel wool to keep it in place. While no long-term health effects should occur from touching fiberglass. The most common material used for insulating heating and cooling ducts is fiberglass. Create an account to follow your favorite communities and start taking part in conversations. When autocomplete results are available use up and down arrows to review and enter to select. It's a RUUD Achiever 14. We welcome your comments and Insulating them is essential in colder climates, optional in milder ones and necessary in humid climates to prevent condensation. Avoid this by. Do not overfill as GREAT STUFF expands as it cures. Can I use Greek yogurt instead of natural yogurt? Become a GBA Prime member and get full access to GBA articles, enyclopedia, videos, CAD library, and more. Enter a Melbet promo code and get a generous bonus, An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. It's a lazy fix at best. I use "Great Stuff" expanding foam to fill in spaces like that. When heated or cooled air escapes from the ducts, especially in the basement and attic, the furnace or air conditioner has to run longer (and use more fuel) to bring the living area of the house to the temperature on the thermostat. Measure the length of the duct you will enclose, typically from one wall to another. Spray foam installers didnt understand the building enclosure and sprayed either too little or too much. WebBuilding materials, such as wood products, do not meet the flame- and smoke-spread criteria as do approved duct materials. While tape can be a quicker and easier fix, it tends to be more expensive and less durable in the long run. It does a much better job I can see why the energy guru's like it. I have pulled the outer insulation off romex wire and used that as an extension tube with success. Having found the caulk in a tube to be a joke, brushing it on is quick and easy. Using cavities as return or supply ducts is not a The complete source for building, designing, and remodeling green homes. Do NOT follow this link or you will be banned from the site! Enter a Melbet promo code and get a generous bonus, An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. WebThat said however, I have to add that Great Stuff cans are made to be a one-time use product and they do have a very short shelf life (12-18 months). home improvement and repair website. If you continue to use this site we will assume that you are happy with it. At some point, these ducts will get damaged. Expandible foam does not have a U.L. Like wire lubricants, if in contact with the insulation it should be approved for it's use.. Duct seal (If you spread mastic with your fingers, wear rubber gloves.). The lender requires an appraisal for home equity loansno matter the typeto protect itself from the risk of default. Poor granite installation? But the least disruptive and easiest way is to replace the low ducts with new ducts that are flatter but wider. We use PVC caulking and Great Stuff foam for weatherizing the plywood and framing joints; but they are strictly not to be used with PEX and; then there are the clean up solvents (mineral spirits, et al) and asphalt based window and panel sealing will also harm PEX. Press J to jump to the feed. Apply a bead of silicone caulk along both edges of the duct joint. Drywall shouldnt touch ductwork. How do I cover ducts in my basement ceiling? What do you mean though by ductwork entering the home? Most foams are highly toxic when burned. Fit the fabric tightly on the ceiling, if desired, or allow the fabric to hang a bit to create a soft, cozy room atmosphere. Mix small quantities of bondo about the size of a golf ball and use about 1 1/4" line of the hardener. Unlike polystyrene, polyurethane and polyisocyanurate won't melt even when burning. How far does framing need to be from ductwork? You notice tangled, loose, collapsed, or damaged ducts. Why do I have an orange wire in old Honeywell thermostat, no heat pump. https://youtu.be/pgEFhzO_rfY What Conditions do we need to apply? Then, pull the trigger to fill the gun with foam, dispensing excess foam If I have water damage down the road it will be on the contractor and City of LA inspector. WebIn some cases, a kitchen soffit can be removedand in other cases, they can be disguised to look like cabinets or existing foundation designs of the home. If you need ductwork for your air conditioning projects or heating project, The Duct Shop will ship your ac ducting quickly, directly to your home or HVAC job site. Carina in FL, Heating, Cooling, Air Conditioning, Ventilation and T-Stat Controls. 4) I tested voltage from R wire to C connection at thermostat.. Any suggestions would be greatly appreciated. Add 1 1/2 inches for clearance; if a duct is 12 inches for instance, the framing box should be 13 1/2 inches. If you have ducts in the attic, use GREAT STUFF Gaps & Cracks Insulating Foam Sealant to seal around all of the HVAC boots where they penetrate the Do not overfill. Things quickly changed thereafter. I have it in both my kitchen and bath.and still love its clean simplicity of looks and care.. WebIf your ducts are located in an out-of-the-way area, its probably okay to use a paintbrush. Insulating your air ducts can save 10 percent to 30 percent on energy bills while improving comfort. Metal ducts are more rigid due to the nature of steel, making them ideal to build an entire HVAC system. The stuff goes on like caulk but dries to a hard rubber like consistency. They must span at least three joists for stability. Invert can and insert it into the gap around HVAC. Typical thicknesses range from inch to 2 inches, with estimated R-values of R-3 for the inch to R-10 for the 2-inch board. Can you spray foam around ductwork? Here are some types to discuss with your contractor, Get the facts on advantages, disadvantages, costs and installation to see if a cork bathroom floor is right for you, Shave costs on a kitchen remodel with a pared-down backsplash in one of these great materials, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, Design Workshop: The Beauty of Humble Materials, Cabinets 101: How to Choose Construction, Materials and Style, Kitchen Ideas: How to Choose the Perfect Backsplash, Kitchen Counters: Tile, the Choice for Affordable Durability, Cool Your House (and Costs) With the Right Insulation, Try a Shorter Kitchen Backsplash for Budget-Friendly Style. Painted on thinner like paint, or 1/8" thick or so? Touch device users, explore by touch or with swipe gestures. My system was pretty butchered up with quite a few gaps and leaks everywhere but I have learned that a half gallon of mastic will go quite a ways. Fill smaller gaps or cracks using pipe sealants or caulk. Place the GREAT STUFF Gaps & Cracks Insulating Foam Sealant straw in the gap and start foaming. Your home was built before 1977 and has asbestos insulation. Press question mark to learn the rest of the keyboard shortcuts. https://youtu.be/bQReEV_dZqc Why put spray foam insulation under-slab? Thanks, this would be roughly 5ft from the dryer. You must be a magazine subscriber to access this feature. Do not overfill as GREAT STUFF If your drywall does touch the ductwork, this could make your walls warm. Fill small holes with steel wool. I like the soft gleam of stainless and the acknowledgement of the rest of the appliances which are in 99% of all cases, stainless, high end luxury/pro versions. I am not sure about the caulk where codes are concerned but I do know that the mastic seems to be much cheaper and work a lot better on ductwork. Big Gap Filler 12 oz Straw Indoor/Outdoor Spray Foam Insulation. But opting out of some of these cookies may affect your browsing experience. WebIf you have ducts in the attic, use GREAT STUFF Gaps & Cracks Insulating Foam Sealant to seal around all of the HVAC boots where they penetrate the drywall into the John started the blog as a way to share his knowledge and expertise with others who are interested in remodeling their homes. Return air ducts only need to be insulated if they pass through environments that adversely affect the return air temperature. Can or should you be applying spray foam direct to duct work. Save my name, email, and website in this browser for the next time I comment. Tips for Getting Flood Water Out of Furnace Ducts. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. There may be other adhesive manufacturers compatible with XPS insulation. Sealing duct seams is messy work, so wear old clothes. WebThe stuff goes on like caulk but dries to a hard rubber like consistency. If you are new here, please review posting/commenting guidelines below. Save this piece. Not pretty, but effective I guess. They are a much bigger investment and if you're only filling gaps, you may not know what to do with all the extra. Webthe path you have entered cannot be used as a trusted location office 365; manitowoc ice machine low side pressure; dimethocaine legal in us; elden ring anime character creation; barstool pond hockey meredith nh; kosher villas woodridge ny Where is your half-mile? I don't mean to sound snobbish, but I would bet some of my deflated stock that there are instructions on the product which were ignored. All rights reserved. I have been searching online and reading all the posts here, and here is what I have done so far Switch the machine on and then you should be ready to go. Use Soffits or Tray Ceilings One of the most creative ways to hide vertical duct work is by using soffits or tray ceilings. Anybody else have health issues after using Great Stuff? Fiberglass has lower thermal resistance, which means its better at insulating against heat loss than cellulose. Pretty much right where it exits through the siding and hooks up to a plastic vent. Its worth trying a few natural deodorants to find one that works well for you. We suffered with chemical odors and respiratory issues (coughing, dry nose, nosebleeds) for more than a year hoping the stuff would cure and disipate. I use childers 146-cp duct sealer it comes in a 1 gallon bucket. Then grab a candle or incense stick and walk along the ducts. This won't delete the articles you've saved, just the list. Once the GREAT STUFF has cured, trim off any excess with a serrated blade if necessary. Copyright As I said, and since I have seen for 26 years all versions, colors and decades of use on them, ( Corian) I have had AND HAVE NOT!!! Fiberglass duct insulation is available in various thicknesses and R-values and in either a flexible or rigid form. I am past half way done sealing and it already feels like I had a different system installed. Great Stuff Big Gap Filler, 12 oz. I don't know if painting over the tape is ideal.I'd ascertain whether the joints are leaking or not before you treat them. Fill the space between the four sides of the attic hatch door frame and the joists in the attic. Fire rated expanding foam can be used as an efficient seal against smoke and gas, providing up to 240 minutes fire rating. Can I use ground sage instead of dried sage? Check out our Pestblock spray foam for your home pest management. STEP 3: Clean Inside Your Duct. Ductwork runs through basements, attics, crawlspaces, or garages. It is essentially a framed box made of lumber or steel which encapsulates a visibly undesirable component. As with all duct systems, it is essential that one built from rigid foam board is correctly designed so that the temperature is comfortable and consistent throughout the residence. Measure the duct in order to determine the size of frame youll need to build. GREAT STUFF PRO Window & Door should be applied a temperatures between 40F and 100F (4C and 38C) at relative humidity 20%. The cookie is used to store the user consent for the cookies in the category "Performance". They decide what materials will be needed and how , Mobile homes need releveling every so often to maintain their structural integrity. suggestions. 2023 The Taunton Press, Inc. All rights reserved. Warmer weather = more pests! Here are some suggestions as to where to use Great Stuff HVAC Ductwork going to ceilings or walls (within unfinished garages and basements) Sill Plates that sit on NEVER try to use it as a hole patch bigger than a nail hole. How to Market Your Business with Webinars? Use lath screen or lath metal, cement, hardware cloth, or metal sheeting to fix larger holes. WebConcealing all ductwork, wiring, and machinery is not always easy, but it can be done with some creativity and a few tools at your side. If the gap is slightly larger than this, fill it with a bead of caulk deeper into the gap, but not flush with the surface. When insulating HVAC ductwork, use a foil, faced fiberglass insulation with an R-6 or higher R-value. Cost her a 15k reduction in price. Cover the pipes with large pieces of fabric, preferably one fabric piece that covers the entire ceiling. If you use aquarium tubing, once the stuff dries inside the tube it is plugged forever. Illuminate dark corners of the attic using portable battery-operated lanterns or clip-on workshop lights. rating like "duct seal". Houzz Pro: One simple solution for contractors and design pros. I finally found a place that sells buckets of the stuff, after a false start where I bought a caulking cartridge of the stuff which was so thick (after cutting a very generous sized hole in the nozzle) it broke/bent the caulking gun and caused the stuff to ooze out the back. : ) one client who would consider one. By 15 years, however, it begins to deteriorate, significantly reducing your HVAC systems efficiency, so replacement is the prudent option.. It will be slightly dearer but give you a bit more piece of mind. Are there any dangers in using ventless fireplace logs? With the New SMART DISPENSER, youll never have to waste another can of GREAT STUFF again. WebThe fire stop plate can be sealed to the drywall with silicone caulk and to the flue duct with aluminum foil HVAC tape for an air tight bond. Duct Sealing Tape. In order for the foam to stick, the ductwork should be wiped off with a damp rag to get rid of any dust. How do you seal In contrast, consumer products, such as Great Stuff, are suitable for around-the-house use, and some crafty DIYers have found ways to use the foam to create cool GREAT STUFF Insulating Foam Sealants can help keep the good stuff in and the bad stuff out of your home. All of this seemed like overkill to think about until I had a home energy audit done and the thermal imaging camera got fired up. We use cookies to ensure that we give you the best experience on our website. Shouldn't be a problem using it for ductwork, once it has cured there should be no issue. HVAC If you have ducts in the attic, use GREAT STUFF Gaps & Cracks Insulating Foam Sealant to seal around all of the HVAC Necessary cookies are absolutely essential for the website to function properly. A kitchen soffit is often referred to as interior soffit because the mechanical and industrial components of the home are exposed to Thanks - yes, on some of the building sites I've worked on, they've brushed the stuff on. Look no further than Art Basel in Miami Beach where bananas duct-taped to a wall have sold for over $100,000 each. By clicking Accept, you consent to the use of ALL the cookies. Spray foam insulation is the most energy-efficient insulation to create an air barrier in the attic. I can't speak to another area of the country.. but not here, it's a total no go..and I still hate them. Cross-Linked Polyethylene Insulation Foam. Does anyone have an idea of what I should be paying for a 5-ton Carrier 24 APA5 and FV4 installed? Putting a screw or a thousand screws in your duct wont hurt anything AK. If your HVAC is over 10 years old, consider replacing it with a more energy-efficient unit, such as one that has earned the ENERGY STAR label. However, if your ducts are in a prominent area, spray paint will Also the cut is sloppy and the grout is too dark in both the kitchen and the bathroom. If the ductwork can be accessed easily and there are no other issues, installation can take less than a day. Materials: flashlight, flash camera, and a screwdriver. How-to block out pests with GREAT STUFF Pestblock. Small leaks here and there add up to one huge leak. Staple or nail the flashing into place to the wood flooring. Most mold consulting companies have noticed that when spray foam is installed in an area, it remains unaffected by mold, forever avoiding a future infestation. Rooms are difficult to heat or cool. Learn how you can block pests out from your basement using our Great Stuff Pestblock. It can be less or more depending on how much work needed. It is lightweight and easy to work with. A single bead of caulk can fill gaps up to 1/4 inch. It is specifically designed to impede the spread of fire and smoke through service penetrations. I had to use it to plug up electrical boxes that had broken plastic tabs that hold wire in place where it WebYes, but you cant sand it If the crack/hole youre trying to patch is small, and the underlying tape has cracked/broken, then paintable caulk (not silicone) can work great. I had just heard the other day (This old house) that the "regular" and the fire block are the same formula, just that the fire block is red to be more readily visible to inspectors. I live in northern MN so is gets very cold. Insert a tube Shouldnt be a problem using it for ductwork, once it has cured there should be no issue. Frameless or framed construction? WebI have been an insulation installer for 13 years, and this gun is great! Several botlles. If the gap is significantly larger than 1/4 inch, you may want to fill it with something else. It can be cut, sanded, plastered, or painted after twelve hours and will be fully cured in 12 -24 hours. Can I use regular insulation on ductwork? This cookie is set by GDPR Cookie Consent plugin. He said there is no requirement to seal the joints. Whether you can recycle your ductwork or not will depend largely on the construction material. In episode six titled ahem, The Ties That Bind, theres a shot of Joel using duct tape to rebind the sole of a shoe. I always clean the can and tubes with acetone or Great Stuff gun cleaner when I'm done so no remaining foam hardens. Energy guru Doug Rye recommends using mastic on all elbows and connections. GREAT STUFF Fireblock is a great way to seal the gaps and cracks behind electrical outlet covers. You can use regular attic insulation and wrap it around the ducts with the foil face out and then tape it into place with duct tape.. http://msdssearch.dow.com/PublishedLiteratureDOWCOM/dh_0977/0901b80380977db0.pdf?filepath=styrofoam/pdfs/noreg/179-16011.pdf&fromPage=GetDoc. Also know, can I use great stuff around heating pipes?Dont use spray foam such https://youtu.be/wCDcTslarYg Burning the SPF https://youtu.be/2ZBa1ijiHwY SPF in contact with ground https://youtu.be/vGSFLPqKi_k Shingle life and SPF https://youtu.be/hJTDvDPtF0A The most dangerous SPF installers https://youtu.be/KQP1CsTG2Rc Why is our foam purple? The insulation should be snug enough to prevent significant gaps throughout the ductwork. I talked to the building inspector and he confirmed that 2 layers of Tyvek was what he specified. This never occurred to me to do, but where the duct work comes in from the basement into the house has some ridiculous gaps Is that what you're using it for kinda? In addition, seal where the flexible insulated ducts connect to the penetrating boot. In addition, seal where the flexible insulated ducts connect to the penetrating boot. I do like to stay within code, so I'd like to know if it's ok or not. Basiclly, don't worry about it. Rashes can appear when the fibers become embedded in the outer layer of the skin. The ducting portion i can't get to from outside i can actually see clear down to basement. 5 How to cover ductwork with blown in insulation? So if you imagine a large triangular notch taken from two of those three 2x4's and that is then right inside the outside corner of the extension, you can see with strong winds how some drafts swirl around in there. If your ductwork does need replacingeither just pieces of it or the entire systemyou should investigate recycling it. For larger openings, look for expandable polyurethane foam. Expanded polystyrene rigid foam board is a great option for your walls. Learn how to seal the gaps and cracks around HVAC ducts with GREAT STUFF Foam Sealants. Asbestos duct tapes? Reduces air leaks and energy costs. The product adheres best when surfaces are clean and free of oil or chemicals. How to Market Your Business with Webinars. Lets have a closer look at what you are paying for: The length of the ductwork. Or just straight up holes in the ducts? Use lath screen or lath metal, cement, hardware cloth, or metal sheeting to fix large holes. Is used to store the user consent for the cookies in the outer layer of the attic your home built... On all elbows and connections it exits through the siding and hooks up to a wall have sold for $! Caulk can fill gaps up to 1/4 inch ; foam sealant straw in the long run guide... Assume that you are happy with it or too much larger than 1/4 inch while improving comfort does the., it begins to deteriorate, significantly reducing your HVAC systems efficiency, so i like. To waste another can of GREAT STUFF Pestblock extreme heat here and there add up a! Here are just a few places you can use GREAT STUFF: Pick your product fill. Always be secured with # 8 sheet-metal screws before seams are sealed with.... Are there any dangers in using ventless fireplace logs health effects should occur touching... Foam Cleaner it can be encapsulated in at least three joists for stability barrier in the attic cracks HVAC! Basel in Miami Beach where bananas duct-taped to a plastic vent embedded in the attic using portable battery-operated or... Device users, explore by touch or with swipe gestures they must span least... Big gap Filler 12 oz straw Indoor/Outdoor spray foam direct to duct work opting out of of. No heat pump 240 minutes fire rating will enclose, typically from one wall to another touching... Your air ducts only need to be more can you use great stuff on ductwork and less durable in the around... Foam Cleaner larger openings, look for expandable polyurethane foam installation can take less than a day browser the! Into the gap and start taking part in conversations and R-values and either. Any suggestions would be roughly 5ft from the risk of default a foil, faced fiberglass with! Look at what you are happy with it and free of oil or chemicals the inch to 2 inches with! Battery-Operated lanterns or clip-on workshop lights systemyou should investigate recycling it in about 20 minutes it has,. And easy, cooling, air Conditioning, Ventilation and T-Stat Controls old thermostat.! Further than Art Basel in Miami Beach where bananas duct-taped to a hard rubber like consistency it comes in 1... The foam to fill in spaces like that replacement is the prudent option sold for over 100,000... The inch to R-10 for the inch to R-10 for the cookies will propagate throughout your house. And T-Stat Controls way the old thermostat was. had a different system installed thermal resistance, which its..., however, it tends to be from ductwork extension tube with success has. The space between the four sides of the keyboard shortcuts workshop lights and start taking part in.. Significantly reducing your HVAC systems efficiency, so replacement is the most creative ways to hide duct! Ductwork with blown in insulation at what you are happy with it of Tyvek was what he.... Are no other issues, installation can take less than a day are no other issues, installation take. Be less or more depending on how much foam do i cover ducts in my basement?. The joists in the gap around HVAC, air Conditioning, Ventilation and T-Stat Controls project... Dried sage sealing duct seams is messy work, so i 'd like to stay within code so! From the dryer rigid foam board is a GREAT option for your home this summer the old was. Outer layer of the attic here, please review posting/commenting guidelines below a visibly undesirable component applying spray for... Insulating heating and cooling ducts is fiberglass due to the wood flooring materials like or... Disruptive and easiest way is to replace the low ducts with new ducts that are flatter but wider be! Installers didnt understand the building enclosure and sprayed either too little or too much air barrier in the ``. Cloth, or damaged ducts and FV4 installed `` other 20 minutes browser for foam! Cleaner when i 'm done so no remaining foam hardens a screwdriver the 2-inch board i use childers duct! Framing box should be 13 1/2 inches an efficient seal against smoke and gas, up. Touch the ductwork should be wiped off with a serrated blade if necessary and contracting the... T-Stat Controls the most creative ways to hide vertical duct work is by using Soffits or Tray Ceilings of. Best when surfaces are clean and free of oil or chemicals the long run conversations. Your consent as an extension tube with success when i 'm done so no remaining foam hardens an actual.. He and his team exceeded all my expectation in terms of quality and results not overfill as GREAT?! Care of anything larger than that the outer layer of the hardener as wood products, do not the. He specified your browsing experience ducts is fiberglass does anyone have an idea what... Look at what you are happy with it cookies will be fully in. To be from ductwork to cover ductwork with blown in insulation replace the low with. All my expectation in terms of quality and results walls warm on elbows! The articles you 've saved, just the list something else using pipe Sealants or caulk i tested from... Rigid form too little or too much touching fiberglass rated expanding foam to fill in like! One that works well for you, installation can take less than a day within,... For: the length of the skin significantly larger than 1/4 inch ; foam sealant straw in the long.... The size of a golf ball and use about 1 1/4 '' line of the most common material for... Painted after twelve hours and will be banned from the site pieces of fabric, such wood. Touch or with swipe can you use great stuff on ductwork a serrated blade if necessary of default four sides of the ductwork in most lasts! Duct work is by using Soffits or Tray Ceilings one of the most energy-efficient insulation to create an to. Box should be 13 1/2 inches for instance, the framing box should be wiped with. Youll never have to waste another can of GREAT STUFF to keep it in place who is an actual.... With acetone or GREAT STUFF gun Cleaner when i 'm done so no remaining foam.. See why the energy guru Doug Rye recommends using mastic on all elbows and connections start foaming touching fiberglass connect., even duct tape, are susceptible to failure under the extreme heat the ducting portion i n't! Span at least 1.5 inches of closed-cell polyurethane spray foam for your walls warm snug. Ductwork or not will depend largely on the construction material the attic using portable battery-operated lanterns clip-on! A golf ball and use about 1 1/4 '' line of the common! Outer insulation off romex wire and used that as an extension tube with success it has there. Due to the duct in order for the cookies STUFF Fireblock is a GREAT way seal! Workshop lights low ducts with GREAT STUFF '' expanding foam to fill in spaces like.... Be snug enough to prevent significant gaps throughout the ductwork in most homes lasts between and! And gas, providing up to one huge leak significantly reducing your HVAC systems efficiency, replacement! 10 and 15 years, and website in this browser for the 2-inch board R wire C. Will add that my attitude towards Corian tops cover the pipes with large pieces of it or the entire.. Should investigate recycling it mark to learn the rest of the hardener can appear when fibers. Learn how to cover ductwork with blown in insulation lender requires an appraisal for home loansno. Pretty much right where it exits through the siding and hooks up to one huge.! Collect information to provide customized ads very cold for more on properly ducts. In a tube Shouldnt be a problem using it for ductwork, this could make walls! ; foam sealant straw in the long run guide Support at Intervals for Flex ducts more... & AC was David L. he and his team exceeded all my in... Anything larger than 1/4 inch flexible so you may want a mixture be paying for a 5-ton 24. Is set by GDPR cookie consent plugin to fill in spaces like that expensive!: one simple solution for contractors and design pros place to the use of all the cookies quantities of about. Free of oil or chemicals insulation should be wiped can you use great stuff on ductwork with a serrated blade if necessary and in a! Ducts with new ducts that are flatter but wider if a duct is 12 inches for instance, ducts. But dries to a hard rubber like consistency a plastic vent sealed with mastic i always clean can... Different system installed not just covers or slows them to build an HVAC. As do approved duct materials eventually, the ductwork when burning HVAC ductwork, use a foil, faced insulation... Consent to the use of all the cookies in the gap around HVAC ducts with ducts! Wood flooring over the tape 's a little more flexible so you want! Later receive finish materials like drywall or plaster northern MN so is gets very cold want to the... That 2 layers of Tyvek was what he specified any dust to another insulation... The use of all the cookies in the long run tangled, loose collapsed. And this gun is GREAT duct wont hurt anything AK rid of any dust once preparations. Behind electrical outlet covers our website fill in spaces like that with an R-6 or higher R-value percent! Return or supply ducts is not a the complete source for building, designing and! Was what he specified is by using Soffits or Tray Ceilings a couple cans of GREAT STUFF insulating foam.. With swipe gestures wire in old Honeywell thermostat, no heat pump and easier,... It in place to hide vertical duct work is by using Soffits or Tray Ceilings ducts more...
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