While no single tape works well in every air sealing application, there are four common benefits worth considering: Todays newer and higher-performing adhesive tapes offer builders better choices and multiple advantages over conventional building materials. Why did the Soviets not shoot down US spy satellites during the Cold War? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Keeping water, air, and heat locked in or out of buildings can make them more resource-efficient, durable, and safer for occupants. Learn more about Stack Overflow the company, and our products. A quality seam tape needs to last a very long time. *** 3. Join our team and growpersonally and professionally. Reinforced Insulation Tape. Also read somewhere that there are vapor retarding paints. Hammer trackers are a lot nicer than the squeeze the handle staple guns, but theyre not very accurate for staple placement, and youre still using some effort. Those of us that think a continuous vapor barrier is important avoid kraft faced bats whenever possible. More stringent codes. With that those seams and the hassle of taping them, I would opt for something like a roll out vapor control layer if you are truly worried about it. JavaScript is disabled. It has a high-strength reinforced face-stock and a peel-back design for easy handling. Could probably rent one (?) because technicly if i seal off my mechanical room the down draft prob should go away. Write by: . I tack up the perimeter and a few places along the wall just to keep it laying flat to make drywall installation easier. STU says: February 3, 2010 at 4:53 pm. *RD. Drift correction for sensor readings using a high-pass filter, Why does pressing enter increase the file size by 2 bytes in windows. Tri-directional reinforced (extra strong) UL listed white polypropylene/scrim/kraft lamination. "Aquabar B" is one product name. The tape should be as continuous as the seam, whenever possible. There are three primary drivers for the increased usage of seaming tapes on job sites: Dont just take our word for it. Used as a closure system and vapor seal on VR faced insulation. It will isolate and cover any leak or hole extremely well. Tape can create a continuous barrier when applied correctly, which is what you need an air seal to be for it to be effective. Download specs and SDS sheets for everything you need to know about each product. :-) Ive heard some of the stories about it being hard to install too, and I think thats because it comes in a sheet the full height of the wall, so its pretty big. Kraft paper allows some moisture movement through it, so you could potentially get condensation on both sides. In just about every climate in which we live and build, the No. In fact, you'd be better off blowing cellulose into the attic. For example, a seaming tape needs adhesion that is sticky enough to cling to whatever seam you apply it to but not so sticky that you cant unroll the tape. Hover Image to Zoom. Owens Corning Eco Touch 23 in. 6 Is it OK to tape Kraft faced insulation? All in one foam & grit quick change system means no separate costly foam pads to wear out. so you dont think it has anything to do with my sealing insulation upstairs? is there something i missing thasts a better solution? Sealing those seams also keeps moisture from getting into the building or home. The Intertape brand has one that says it's specifically for sealing vapor barriers so that's what I used. Here's a quick primer on fixing draft-prone spots. The very best thing to do is call the manufacturer tech line for the wood/laminate or other covering and MAKE SURE you are talking to a tech guy and NOT a rep/sales rep. Would the reflected sun's radiation melt ice in LEO? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Seems to differ from each manufacturer. Sounds like the air supply to each should be separate. Duct tape won't cut it; it's too porous. We're committed to making sure our customers are 100% satisfied. Progressive Foam 2.85K subscribers Subscribe 31K views 6 years ago PFT Installation Expert Jared explains that you are not required to tape the seams when installing Progressive Foam siding. Every element that goes into constructing a residential home or commercial building joins pieces of materials together, creating seams. (they are properly spaced apart and the right height). I am not required by code to install a vapor barrier between insulation and drywall. Multiplied by 40 to 50 truss cavities results in a lot of seams that I do not know if is normal. Can you paint paper faced insulation? More importantly would be air sealing around any ceiling light boxes and air tight (AT IC rated) recessed fixtures. Kraft-faced insulation includes a paper vapor retarder, which helps prevent mold and mildew. R12 fibreglass batt is in a 2x4 wall, is kind of out dated, you do see any 2x4 exterior wall construction, anymore. I felt like duct tape works better. The tape comes in a nominal size of 3" x 165'. Tapes are also used to seal duct seams, to seal leaks around penetrations through air barriers for example, to seal around plumbing vents and to seal sheet goods to a variety of materials, including concrete. The Fora platform includes forum software by XenForo. Made from an advanced polyester backing, it is extremely strong, yet can still be torn by hand, which makes it easy to apply. This "would" be going over insulation and under drywall and concrete tile-backer. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The vapor retarder shall be installed on the warm-in-winter side of the thermal insulation." A lot of people call this a "vapor barrier" requirement, and believe polyethylene is required by the code, but kraft facing on batt insulation (which has a permeance of about 0.4) meets this code requirement all by itself. Poly doesnt permit moisture to permeate it since its a vapor barrier, so moisture has no wear to go when it encounters the poly. Vertically installed strips would have seams on studs where theyd be easy to keep tight together. are patent descriptions/images in public domain? This is another "fly by the seat of my pants theory" but I think at this point in my project, it's either "drywall and paint", or "Aquabar, drywall and paint". Aluminum foil tapes are perfect for seams and joints of fiberglass and aluminum backed duct board. How to Install Kraft. I'm renovating an attic and the kraft face insulation seemed like the easiest solution. A collection of one thousand construction details organized by climate and house part. Continuous Insulation What is it and why do we care? When I needed some of that tape last year, I went to Lowe's and asked for it. Kraft faced insulation is common in residential and light commercial construction. Start your subscription today and save up to 70%. A 2005 study from the National Institute of Standards and Technology, Investigation of the Impact of Commercial Building Envelope Airtightness on HVAC Energy Use by Steven Emmerich and others, found that just incorporating an air barrier in a building can reduce its heating and cooling cost by up to 36%. Try posting this, with pictures of the closeness of the flues in the HVAC forum. 1 job of any building enclosure is environmental separation. Without those sealed seams, there can be a lot of issues such as damaged walls and mold to contend with. What type of interior vapor barrier is appropriate in the southern US? In fact, you don't need kraft-faced batts at all. . JM IC Ignition Barrier Intumescent Coating Data Sheet (Espaol),JM IC. I imagine most of the seams sideways where stapled will overlap. I remember reading that stapling to the sides starts an airflow in the resulting air gap, which lowers r-value. There are articles here about the airtight drywall approach. I bought a roll of it last weekend and I think it was in the area at Lowe's where they sell stuff to weatherproof a house. I'm climate zone 6. The house was built in 1931 and the attic was designed to be a finished area. How is "He who Remains" different from "Kang the Conqueror"? Does faced fiberglass insulation need to be covered? Refer to our technical tape guides for helpful information and how-to tips. R- 19 Kraft Faced Fiberglass Roll Insulation 48.96-sq ft (15-in W x 39.2-ft L) Individual Pack Shop the Collection Model # RF40 Find My Store for pricing and availability 1727 Owens Corning R- 15 Kraft Faced Fiberglass Roll Insulation 30-sq ft (15-in W x 24-ft L) Individual Pack Shop the Collection Model # RF32 Find My Store $99.99. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. R20 fibreglass batt insulation is in exterior 2x6 wall, which is pretty much standard in Canada. For example, highly efficient homes ensure that heat does not escape through insulation seams. Around attic windows: Use canned, minimally-expanding spray foam (DAPtex Plus Window & Door Foam Sealant, $7 for 16 ounces; a mazon.com) around the casing, and foam weatherstripping to seal leaks around the sash and jambs. I've heard of the MemBrain, and really would have no issue with using it if it weren't for the cost and the trouble getting it installed correctlyand, above all, I'm imagining, after spending the money and time to get it in perfectly, workers inadvertantly tearing holes in it.which may be harder to identify than with the Kraft paper. $64.99. Both products can tear or get punctured the drywall going up if youre not careful, but its really not difficult to avoid damaging either product as you do the next steps in the build. Just because something is expensive doesnt automatically guarantee it is high quality. Something went wrong. Vapor barriers should be installed to the conditioned side of the space. Instead, leave the backing on the roll, and only peel and cut the tape, as shown in my photo.I used regular R-13 Kraft faced insulation to wrap my duct work, so I used this FSK tape to hold the seams together. Energy costs are much higher there, and its a matter of necessity. Joyce notes that the industry here in the U.S. is just recently becoming more aware of the benefits of air-tight building practices and that acrylic tapes make that much easier.. :-). i used 3/8" fanfold on my house and the tape was kinda like a thicker from of the clear looking packing tape, is that what your refering to? Just regular Kraft paper, which I believe is lacking thevapor retarding coating that Kraft faced fiberglass batts supposedly have. A scrap of plywood under the batt will protect finished floors and keep the blade from dulling on concrete. Passivhaus) construction. I would be using a tuck tape, something I used on the house wrap and vapor barrier that is supposed to hold up to temperature changes. Cmo Revestir y Encintar Una Pared Exterior Con el ZIP System, How to Install Cable Rail Around Wood-Post Corners, Podcast 542: PRO TALK With Building Apprentice Zac Strauss, Podcast 541: Small-Project Discrimination, Control Layers, and Air-Quality Monitors, Plus, get an extra 20% off with code GIFT20, Fine Homebuilding Issue #313 Online Highlights, The Fine Homebuilding Interview: James Metoyer, 10 Steps to Install Crown Molding on Cabinets, Choosing the Right Construction Tape for the Job, Expert insights on techniques and principles. 1931 and the attic 165 & # x27 ; sealed seams, there can be a finished.... Collection of one thousand construction details organized by climate and house part: February 3, 2010 4:53. Job sites: Dont just take our word for it supposedly have i 'm renovating an attic kraft faced insulation tape seams attic. 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