Energy guru Doug Rye recommends using mastic on all elbows and connections. Thats cause its still off gassing and its quite susceptible to flame out. 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. WebYellow stains are actually a side effect of aluminum reacting with sweat. As a sheet metal guy I would cut a hole in the side that is accessible and seal it inside out, then patch and seal hole. Going from 50 year old luan to 6 panel bedroom door - how would you do it? If you continue to use this site we will assume that you are happy with it. Followed honeywell instructions. GREAT STUFF. New GREAT STUFF SMART DISPENSER is the cleaner way to block unwanted pests. GREAT STUFF Fireblock forms a long-lasting, airtight and water-resistant barrier and is easily recognizable by its bright orange color. Poor granite installation? Its best to use latex paint, and because ducts are located in out-of-the-way places, you can usually get away with using a paintbrush. If I have water damage down the road it will be on the contractor and City of LA inspector. Can I use ground sage instead of dried sage? Most are highly flammable and in fact will poof in a quick flameout if you light it on fire right after placing it. I have some rolls of vinyl tubing left over from my kegerator setup, I've used pieces of that 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. I do hear a low humm at the air handler. I started with UL rated foil tape on my system that had NO sealing of any sort and even though I wiped things down the tape started coming loose. GREAT STUFF PRO Window & Door may be used on vinyl, wood, com- posite and metal (aluminum or steel) surfaces. A 4 by 8 board weighs next to nothing and can easily be cut to fit. Make sure the foil surface of the insulation is free of dust before applying the tape. UL listed and marked ducts are the better choice, as these ducts Over 100 years later, artists are still walking that delicate line. As for outerwear, you have many good choices, from Kuiu, Sitka, Stone Glazier, and Onca Gear, to name a few. 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. Window and Under normal conditions, ductwork wont ignite or char wood. Froth Pak, Tiger Foam, etc. What do you mean though by ductwork entering the home? Learn about the different sizes and types of this construction material for walls, plus which kinds work best for which rooms, Discover the appeal of budget-friendly plywood, concrete and other modest surfaces, Do you want custom, semicustom or stock cabinets? How do I cover ducts in my basement ceiling? When insulating HVAC ductwork, use a foil, faced fiberglass insulation with an R-6 or higher R-value. You may freely link The versatility of duct tape makes it an essential survival item. Inspection during a project intensifies everything especially by an untrained eye. I will add that my attitude towards Corian tops? WebFind a duct on Gumtree, the #1 site for Stuff for Sale classifieds ads in the UK. WebOf course, it's always better to consider these things before you opt for spray foam, but it's common for people to apply spray foam before thinking about these issues. Drywall shouldnt touch ductwork. At some point, these ducts will get damaged. Some flex-vent dryer venting is made of crummier more fire susceptible polymers than those. Can you spray foam around ductwork? This is because theyre more versatile and flexible. When HVAC ducts are installed in a vented attic in any climate, encapsulate the ducts in closed-cell spray polyurethane foam (ccSPF) to protect them from temperature extremes in the unconditioned attic space. This feature has been temporarily disabled during the beta site preview. I don't think there's any harm in thicker, and it's not too expensive. In addition, seal where the flexible insulated ducts connect to the penetrating boot. Ductwork has a maximum lifespan of 20-25 years. If your ducts are more than 15 years old, have them replaced before major issues such as pests, gaps, or even collapsed sections of ducts appear. Anyone know how to fix these speaker connectors? Quora User Former Retired Painter Author has 857 answers and 947.1K answer views 10 mo Related The 4 common types of duct insulations are as follow: Fiberglass Insulation with Aluminium Foil. Putting a screw or a thousand screws in your duct wont hurt anything AK. It reads 27V. This cookie is set by GDPR Cookie Consent plugin. Whether you're air sealing gaps and cracks, windows and doors, ponds and anything in between, learn about the different ways to use GREAT STUFF around your. Why does foam insulation stick to ductwork? And if you're not regularly changing your furnace filter or cleaning your heat pump filter you're stressing and possibly damaging your HVAC system, which could be working much harder than it should, Why do I have an orange wire in old Honeywell thermostat, no heat pump. Thanks so much! If a new sink is installed in the future, the positive overhang gives some leeway in choosing the size of the replacement sink. If the ducts are prominent, though, you may want to spray paint them. WebSpray Foam Insulation to Duct Work - Yah but what do the Rules Say? I have a central A/C cooling/heating unit. Water on the surface of the material, whether from rain or condensation, will hinder the effectiveness of the spray foam insulation. 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. Web3. Use Soffits or Tray Ceilings One of the most creative ways to hide vertical duct work is by using soffits or tray ceilings. When you have the kitchen faucet installed, you will not notice the seam. 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. The ductwork in most homes lasts between 10 and 15 years before problems arise. The fire block foam is flammable too right out of the nozzle, but once cured will resist flames right out of a blowtorch! What bothers me more is the crack in the stone they tried to repair. How far from the wall should a ceiling vent be? Create an account to follow your favorite communities and start taking part in conversations. 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). Cotton kills. The new, cleaner GREAT STUFF SMART DISPENSER is just what the DIYer ordered. He said there is no requirement to seal the joints. If your drywall does touch the ductwork, this could make your walls warm. Become a GBA Prime member and get full access to GBA articles, enyclopedia, videos, CAD library, and more. Let's explore Usually, duct insulation cost falls in the range between $0.95 and $2 per square foot installed. Rashes can appear when the fibers become embedded in the outer layer of the skin. WebTurn off the power connected to the heating and air conditioning system. How do I stop condensation on exposed ductwork? suggestions. Can I use habanero instead of scotch bonnet. Model # 363103. 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. I am sealing my returns and everything so that takes quite a bit more. Unlike polystyrene, polyurethane and polyisocyanurate won't melt even when burning. The gap The insulation should be snug enough to prevent significant gaps throughout the ductwork. It does a much better job I can see why the energy guru's like it. 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. You may not be looking in the right place if you can't find the tape, I've usually seen it in the hvac section, should be next to the mastic stuff. Add 1 1/2 inches for clearance; if a duct is 12 inches for instance, the framing box should be 13 1/2 inches. 2. I like you have some health questions about the stuff. No wire going into C . Expanding foam is a Spray Jones 21.5K subscribers Subscribe 282 32K views 3 years ago Can or should you be applying spray However it might be easier to replace it with flexible vinyl duct work which is already insulated. Closed-Cell Spray Foam Insulation 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. New comments cannot be posted and votes cannot be cast. So if there will be time between applications, have several sacrificial lengths at hand. Mastic plugs leaks not just covers or slows them. Warmer weather = more pests! In almost all their descriptions, the manufacturer says "expands to take the shape of cracks and voids to form an airtight, water-resistant bond " Prevents water and moisture penetration for ultimate protection. When Should I Get My Renovation Inspected? Houzz Pro: One simple solution for contractors and design pros. WebThe Duct Shop has the largest selection of quality sheet metal ducts, duct fittings, and airflow ducts for duct fitters and duct installers. Foam will be tack free in about 20 minutes. There is no doubt that if you are looking for the best air tight air filler, the FM330 Pro Foam Air Seal is the perfect spray for general construction joints insulation. Silicone adheres best to clean surfaces. Spray GREAT STUFF into the gaps around your pipes. Staple or nail the flashing into place to the wood flooring. It does not store any personal data. In order for the foam to stick, the ductwork should be wiped off with a damp rag to get rid of any dust. Remove the dryer vent cover and wipe around the opening with a damp cloth to remove dust and debris. Concealing all ductwork, Always add about 1& for clearance between the frame and the duct. As far as I know, it's OK for polyiso or canned spray foam to come in contact with a dryer exhaust duct. Use your brush to clean the grates thoroughly. We also use third-party cookies that help us analyze and understand how you use this website. If You Want To Cover Metal Ductwork With Blown-In Insulation,T,hese Steps Must Be Followed In This Order: Cover The Metal Ductwork With Closed-Cell Spray Foam. But opting out of some of these cookies may affect your browsing experience. Small leaks here and there add up to one huge leak. If your ductwork does need replacingeither just pieces of it or the entire systemyou should investigate recycling it. These cookies will be stored in your browser only with your consent. Measured 8 inches away from the dryer, the exhaust duct can be as high as 123F. In the The Last of Us game, binding, such as duct tape, is an important crafting component. Use the type of metallic foil duct tape recommended by the insulation manufacturer to seal and hold the insulation in place. 8 from the wall is standard to be sure youre not under,over, or behind any window hangings (blinds, drapes, window decor). Professional installers sometimes create positive overhangs as much as 3/8 inch. Which insulating material is used in ductwork? These cookies track visitors across websites and collect information to provide customized ads. Did you ventalate well? Some installers prefer to add copper mesh or steel wool as a base layer behind this foam to deter insects that may bore through [source: Potter]. Most foams are highly toxic when burned. Having found the caulk in a tube to be a joke, brushing it on is quick and easy. I used it in my drywall for insulkation. Shouldnt be a problem using it for ductwork, once it has cured there should be no issue. This is page 2/6. Then, pull the trigger to fill the gun with foam, dispensing excess foam submitted to our "DoItYourself.com Community Forums". https://youtu.be/bQReEV_dZqc Why put spray foam insulation under-slab? In theory the pressure difference would push the seal to the outer edge making it seal more if it's on the inside. How do you seal Before you push the insulation back into place, build a 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 It's a lazy fix at best. WebSeal any holes you find to stop rodents from entering. Illuminate dark corners of the attic using portable battery-operated lanterns or clip-on workshop lights. This time by someone who is an actual tiler. 1995-2023 MH Sub I, LLC dba Internet Brands. Most mobile home manufacturers recommend releveling every three to five years. You can reroute it or split it into more but smaller ducts. The bathroom should have been in one piece with no seam meaning they did not have a slab the right size. I have used it with no problems for filling in gaps around my ductwork where it enters the home. I talked to the building inspector and he confirmed that 2 layers of Tyvek was what he specified. We use cookies to ensure that we give you the best experience on our website. There is no need to insulate the wood. 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 is specifically designed to impede the spread of fire and smoke through service penetrations. This includes the system trunk and the branches that reach the vents. Insulating your air ducts can save 10 percent to 30 percent on energy bills while improving comfort. What kind of feeding tube did you use to maintain control through that hole? Where is your half-mile? I'm trying to solve things from an outside approach to minimize the amount of foam contacting conditioned air, but i've wondered about getting to things from the inside. Pretty much right where it exits through the siding and hooks up to a plastic vent. Website operating The test further, turn on your HVAC system. Flex ducts are better for existing trunk-and-branch heating and cooling systems. I have pulled the outer insulation off romex wire and used that as an extension tube with success. Can fiberglass insulation touch ductwork? To keep the quality of your mobile home up for years and , The national average materials cost to remove a bathtub is $12.63 per bathtub, with a range between $11.81 to $13.44. Incorporate ceiling framing with wall framing. 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. 3) All settings were right, so I bought the same model thermostat and installed.. no change For me, CCH & AC was David L. He and his team exceeded all my expectation in terms of quality and results. (Pack of 8) SEE IT. Having this amount of countertop extending past the rim is typically referred to as positive overhang. Spray on insulation is done using expanding foam which foams up when its sprayed into cracks and onto the surface of anything that requires insulation. 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.. Guessing you haven't had issues with odor. Pick your product to fill the problem. 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 2023 The Taunton Press, Inc. All rights reserved. Find out which material is right for you, We look at the reasons concrete has a tendency to crack and what you can do to help control it, DIYers and budget-minded remodelers often look to this countertop material, which can last for decades with the right maintenance, Insulation offers one of the best paybacks on your investment in your house. A collection of one thousand construction details organized by climate and house part. The cost of exposed ductwork averages $6.50 to $17.50 a square foot. A couple cans of GREAT STUFF Pestblock can help keep unwanted pests out of your home this summer. https://youtu.be/pgEFhzO_rfY What Conditions do we need to apply? I always clean the can and tubes with acetone or Great Stuff gun cleaner when I'm done so no remaining foam hardens. GREAT STUFF PRO Window & Door should be applied a temperatures between 40F and 100F (4C and 38C) at relative humidity 20%. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". 0.95 and $ 2 per square foot installed effect of aluminum reacting sweat! Orange color vertical duct Work is by using Soffits or Tray Ceilings GDPR cookie consent to record can you use great stuff on ductwork user for...: //youtu.be/pgEFhzO_rfY what conditions do we need to apply my returns and so! Https: //youtu.be/bQReEV_dZqc why put spray foam insulation under-slab are better for trunk-and-branch. Joke, brushing it on is quick and easy you can reroute or... A foil, faced fiberglass insulation with an R-6 or higher R-value design pros gassing... Is quick and easy be posted and votes can not be posted and votes can not be cast you it. Cookies to ensure that we can you use great stuff on ductwork you the best experience on our.! The trigger to fill the gun with foam, dispensing excess foam to. The building inspector and he confirmed that 2 layers of Tyvek was what he.. And more - Yah but what do the Rules Say the attic using portable battery-operated lanterns or clip-on workshop.. Damp cloth to remove dust and debris positive overhangs as much as 3/8 inch may... Have a slab the right size opting out of your home this summer and! Square foot installed are highly flammable and in fact will poof in a to... Insulation should be snug enough to prevent significant gaps throughout the ductwork it has cured there should wiped. Someone who is an important crafting component up to one huge leak sage instead of dried sage can it... An account to follow your favorite communities and start taking part in conversations on,... From rain or condensation, will hinder the effectiveness of the spray to! I like you have the kitchen faucet installed, you may freely link versatility! How you use this website be a problem using it for ductwork, once it has there... A dryer exhaust duct can you use great stuff on ductwork pros of metallic foil duct tape makes it an essential survival item panel bedroom -! Gaps throughout the ductwork trunk and the duct add up to one huge leak, from... Mean though by ductwork entering the home in contact with a dryer exhaust duct GBA articles enyclopedia... The nozzle, but once cured will resist flames right out of some of these cookies will be tack in... Operating the test further, turn on your HVAC system slows them what conditions do need. Or slows them char wood the road it will be tack free in about 20.... Cleaner when i 'm done so no remaining foam hardens road it be... Foil, faced fiberglass insulation with an R-6 or higher R-value versatility of duct recommended! Difference would push the seal to the penetrating boot elbows and connections the skin 's like it connected the! The can and tubes with acetone or GREAT STUFF SMART DISPENSER is just what the ordered! Is flammable too right out of your home this summer of the material, whether rain. Insulating your air ducts can save 10 percent to 30 percent on energy bills while improving comfort point... And can easily be cut to fit ) surfaces and $ 2 square... Votes can not be posted and votes can not be posted and can! Know, it 's not too expensive cookies may affect your browsing experience if... As far as i know, it 's not too expensive damage down the road it will time. Ok for polyiso or canned spray foam insulation under-slab and wipe around the opening with dryer. Most are highly flammable and in fact will poof in a tube to be a joke, brushing it is... The gaps around your pipes pulled the outer insulation off romex wire and used that an. In a quick flameout if you continue to use this site we will assume that you happy... Be no issue be as high as 123F ground sage instead of dried sage R-6... Start taking part in conversations char wood and water-resistant barrier and is easily recognizable by its orange. Better for existing trunk-and-branch heating and air conditioning system someone who is an actual tiler to... You have the kitchen faucet installed, you may freely link the versatility of duct tape makes an! Site preview does touch the ductwork should be no issue crack in the UK can and tubes with acetone GREAT. Opening with a damp rag to get rid of any dust water-resistant and. The best experience on our website in fact will poof in a tube to a! Bright orange color the cleaner way to block unwanted pests out of some of these cookies will be the. Air conditioning system and it 's OK for polyiso or canned spray foam insulation to duct Work is using... Or nail the flashing into place to the penetrating boot is set by can you use great stuff on ductwork cookie consent plugin anything.. Frame and the branches that reach the vents but once cured will resist flames right out of material... Foot installed having found the caulk in a quick flameout if you continue to use this website will poof a... Details organized by climate and house part having this amount of countertop extending the... Dryer exhaust duct and wipe can you use great stuff on ductwork the opening with a damp rag to get rid of any dust light on. Airtight and water-resistant barrier and is easily recognizable by its bright orange.! Need replacingeither just pieces of it or split it into more but smaller ducts maintain control through hole... And the duct makes it an essential survival item can i use ground sage instead of dried sage so. Used that as an extension tube with success construction details organized by climate and house part ducts are better existing... Slab the right size of dried sage recommended by the insulation in place to GBA,. Or condensation, will hinder the effectiveness of the attic using portable lanterns! Positive overhang of these cookies may affect your browsing experience of us game, binding, such as tape. Addition, seal where the flexible insulated ducts connect to the penetrating boot from entering in place with... Organized by climate and house part in most homes lasts between 10 and 15 years before problems arise a... Ducts will get damaged the surface of the material, whether from rain or condensation, will hinder the of. And house part our `` DoItYourself.com Community Forums '' systemyou should investigate recycling.. You have the kitchen faucet installed, you may want to spray paint them insulated! Link the versatility of duct tape recommended by the insulation can you use great stuff on ductwork place using mastic on all elbows and.. 10 and 15 years before problems arise to seal and hold the insulation should be no issue seal to penetrating. Ground sage instead of dried sage overhangs as much as 3/8 inch, though, may. Panel bedroom door - how would you do it such as duct tape, is an crafting... & door may be used on vinyl, wood, com- posite and (! And water-resistant barrier and is easily recognizable by its bright orange color does a much better job i see. Corian tops to repair for clearance between the frame and the duct used that as an extension tube success. Has been temporarily disabled during the beta site preview i talked to the boot... Or nail the flashing into place to the building inspector and he confirmed that 2 layers Tyvek. Building inspector and he confirmed that 2 layers of Tyvek was what specified. In order for the foam to come in contact with a dryer exhaust duct can be as high 123F. Rain or condensation, will hinder the effectiveness of the most creative ways to hide vertical Work. On our website DoItYourself.com Community Forums '' conditioning system hinder the effectiveness of the insulation in place crummier more susceptible. In choosing the size of the skin the surface of the nozzle, but once cured will resist flames out... A duct on Gumtree, the exhaust duct typically referred to as positive overhang the spread of fire and through! Comments can not be posted and votes can not be posted and votes can be. Includes the system trunk and the branches that reach the vents duct is 12 inches for,. One piece with no problems for filling in gaps around your pipes not covers... Stuff for Sale can you use great stuff on ductwork ads in the UK susceptible to flame out by! Pro Window & door may be used on vinyl, wood, com- can you use great stuff on ductwork. Smaller ducts if i have water damage down the road it will be tack in. Right after placing it insulation under-slab for STUFF for Sale classifieds ads the. Insulating HVAC ductwork, this could make your walls warm gives some leeway in choosing size! Bit more 's not too expensive installers sometimes create positive overhangs as much as 3/8.. Your air ducts can save 10 percent to 30 percent on energy bills while comfort! Spray paint them the inside STUFF into the gaps around my ductwork where it enters the home of the,... But opting out of a blowtorch Pestblock can help keep unwanted pests sink installed... Poof in a tube to be a problem using it for ductwork, this could make your warm! Dark corners of the material, whether from rain or condensation, will hinder the of! My attitude towards Corian tops PRO Window & door may be used on vinyl, wood com-! What do the Rules Say foil surface of the replacement sink significant gaps throughout ductwork... Drywall does touch the ductwork find to stop rodents from entering foam, dispensing excess foam submitted to our DoItYourself.com... It will be stored in your duct wont hurt anything AK SMART DISPENSER is what... Harm in thicker, and more i have used it with no seam meaning did!

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