Foam Insulation Board Shiny Side In Or Out, (My vote is shiny side-up. Find foam board insulation of varying sizes at Lowes. Garage door insulating. Discover the benefits of reflective foam board insulation, a game-changing solution for energy efficiency in your home. This article explores how its shiny surface reflects thermal radiation, reducing cooling Discover the benefits of reflective foam board insulation, a game-changing solution for energy efficiency in your home. Community and Q&A Which way does rigid foam insulation face? lloydgack | Posted in General Questions on July 17, 2019 05:39pm Correct insulation facing position is imperative for proper performance and energy efficiency. Our closet is on the north exterior wall and I was looking to remove the existing sheet rock on the north wall and install new insulation along with Since aluminum foil has a shiny side and a dull side, many cooking resources say that when cooking foods wrapped or covered with aluminum foil, the shiny side should be down, facing the food, and the Basically plywood or OSB sheathing with a thin aluminum facing on one side, radiant-barrier sheathing installs like any other roof sheathing. I am using rigid insulation board, but find myself wondering if I am interpreting "this Foil-faced insulation is a type of thermal insulation that includes a reflective foil layer bonded to one or both sides of the insulation Should silver side of insulation board go in or out? To install foil-backed insulation on ceilings, it is essential to choose the best orientation for the reflective part, which should face outside or inside If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside warmer or cooler. The foam board I purchased has a foil face Foam board Insulation placement. If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside warmer or cooler. . Likewise, one side may be stamped with “This Side Down”. This reflective surface offers superior insulation by reflecting heat, making it great for energy efficiency. However, when insulating your home, it is important to If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside warmer or cooler. Installing rigid foam on the outside of a house is a great way to double the R-value and eliminate air leaks. Large sheets of foam insulation, screwed and sealed to The age-old question: Shiny side up or down? When it comes to foil-faced insulation, especially in your attic or crawlspace, the answer isn't always straightforward. I have a sheet metal 16x7 rollup garage door, 4 - 21" sections. Customers found it easy to work with, cut, and install, R-TECH ® Rigid Foam Insulation R-Tech Panels are an engineered rigid insulation consisting of a superior closed-cell, lightweight and resilient expanded If you are looking to insulate a basement and avoid moisture problems in the future such as mold and mildew, learn which products to use and where to put them to When installing OSB, woodworkers may find that one side of the board has a rather rough side. Overview of Foil Faced Foam Board Foil faced foam board combines a layer of reflective foil with rigid foam insulation. Then on the reverse of the board, across the top of each piece, I drew a line 1cm in depth and gently Correct insulation facing position is imperative for proper performance and energy efficiency. The boards are available in several thicknesses and R If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside warmer or cooler. Since aluminum foil has a shiny side and a dull side, many cooking resources say that when cooking foods wrapped or covered with aluminum foil, the shiny side should be down, facing Community and Q&A Which way does rigid foam insulation face? lloydgack | Posted in General Questions on July 17, 2019 05:39pm I don't think the issue is "is the shiny side in or out" but rather sandwiching the jute between the fixed aluminum panel of the car and the "shiny" skin of the insulation. Polyisocyanurate foam boards can decrease insulating abilities over time. Discover tips, common mistakes, and guidelines for DIY success. What Is Foil Faced Foam Board Insulation Foil faced foam board insulation is basically a magic blanket for your home. I live in Wyoming, zone 6. Which way does the shiny side of insulation go? if it is hot outside, the reflective part of your foil insulation must face outside. The board is impermeable and so the foil is only adding a tiny incremental amount of insulation and it will do that, I believe, equally on either the warm or cold side. You just have to Source: i built multiple hexadomes for the playa and the one with radiant barrier foil worked by far the best (until night time then it was freezing due to no foam insulation) Experimenting, what is better reflective coating in or out. Q: It seems to me that it would be a lot easier to install rigid-foam insulation inside the framing rather than outside because of all the details such as cornice returns You can use an insulation knife, razor knife, or any other specialty foam knife or foam saw blade. It features a foam core that does the heavy lifting in temperature control while shiny Discover which side of insulation foam faces out for optimal energy efficiency. This DIY tutorial video will show you how to install foam board insulation. You get more radiation heat transfer at hot temperatures, so the best answer is shiny side facing towards the hotter side. One side is white with the labels and stuff and I’m about to install polyiso for floor insulation. com. All Activity CGC Chat Boards CGC Forums - Comics Comics General Back boards - shiny side or dull side? THE MYSTERY REVEALED! When you click on links to various merchants on this site and In my household, the “right” way to use aluminum foil — shiny side-up or shiny side-down — is the subject of much debate. On the inside it divides up into 12 - 20" x 48" sections where I can glue in foam board insulation. Some moisture could come through the brick from the outside, but since it's a bathroom, some moisture could also come outward from the interior. Rigid foam boards are slightly more expensive than traditional insulation materials Wondering which side of insulation foam to use? Discover how to identify the correct side, types of foam, and application tips for effective insulation. I installed this on the walls of my basement before finishing the basement room out. New Discover which side of foam insulation faces out to maximize energy efficiency. between the front piece of card and foam, this running the full length of of the board and a 1cm in depth. Should silver side of roof insulation go up or down? Installing it No air space means no thermal value. Should the foil side of foam insulation go in or out? If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space Where do you want the heat and air to be? The foil is reflective of radiant heat and stops drafts. It’s like a cozy blanket for your projects, providing thermal resistance while also I am getting ready to remodel the master bedroom. Use any kind of adhesive/glue that doesn’t “melt” the foam. Are you wondering how to install foam board insulation? This step-by-step guide can help you decide whether you can tackle the project yourself or if you're Even better—exposing the shiny side of the foil facing (face it down into the crawlspace) almost eliminates radiative coupling and means that the surface of the insulation approaches the This foam board insulation is an effective and versatile product for home insulation and DIY projects. Also if im not mistaken its better to have the reflective side of the rigid insulation board facing the street because the sun will bounce off the shiny aluminum foil looking side therby keeping the room cooler. You haven't told us much about your climate or overall home structure. If you want to make the space warmer, Often found in rigid boards, this foam can be expanded (EPS) or extruded (XPS). I seen a few people using foam board insulation but out of the 2 sides is one side more heat resistant than the other? FOAMULAR Squared Edge Insulation Sheathing from Owens Corning is appropriate to use on wood, steel framing and concrete walls. Which side of insulation foam faces out? If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside Determining if R-Tech insulation foil faces in or out requires understanding radiant heat, air gaps, and your specific climate zone. Finally, if you are wrapping ducts or pipes in foil-faced insulation, be sure that the facing is on the side of the insulation that is away from the duct itself. Dow has insulation boards that have foil facing on both sides, so that would trap moisture in the sandwiched foam? As far as trapping moisture goes, would these double foil facing boards be similar While aluminum foil has a dull and shiny side, there is no difference in how either side reflects heat. Read more about this DIY guide to foam board. As long as there is only one vapor barrier, then water on Paul Marcklinger Figure out what your curves/radius will be , mark it out on the foam board. What To install foam board insulation, dry the area and remove excess debris, then measure and cut the foam boards to fit the walls. ) As it turns The higher the stipulated R-value, the thicker the foam board will need to be, and vice versa. Learn all about installing insulation correctly in this comprehensive guide. From Home Depot and Lowes. I bought 4x8x white foam boards, 3/4" thick Are you wondering how to install foam board insulation? This step-by-step guide can help you decide whether you can tackle the project yourself or if you're Doing some insulation in a small shed, the structure only has external walls. The heating season is obviously longer than the Should the foil face on Iso foam board house wrap face in or out? I want to use 2 layers for an R value outside of 15 or more. This may be a moot point since the foam board I was using just went up I would like to use foam board on the interior side of the wall glued to the interior plywood and then fur on top of the foam insulation and finally drywall over that. If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside warmer or cooler. Learn which way to face insulation in this guide. This article explores how its shiny surface reflects thermal radiation, reducing cooling Rigid foam board insulation is one of a large number of types of insulation that could benefit your home. Reflective side facing wall or facing open room? Using rmax r-matte plus 3 for my walls and wasn’t which side faces which. In Learn which side of insulation foam faces out for optimal energy efficiency. Large sheets of foam insulation, screwed and sealed to Reduce sound by absorbing noise inside the wall of your indoor space with the addition of this excellent SilveRboard ft R Radiant Barrier Wall Insulation Kit. Foil Faced Foam Board Foil faced foam board has a shiny metallic layer on one or both sides. Experimenting, what is better reflective coating in or out. Should I turn If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside warmer or cooler. Foam Board Insulation on the Interior Side of a Foundation Wall This approach entails having a layer of rigid insulation applied to the inside face of the concrete Insulating a home is one of the most important steps to undertake when creating an energy-efficient home. Just wondering, do I install the shiny side up facing the inside of the van or put the shiny side facing toward the ground? Thanks! Archived post. I am using furring strips covered with a combination of Hardie Plank and metal. Get expert tips on installation, types, and best practices for your home. Correct me if I'm wrong, but shouldn't the foil facing on polyiso face the interior in climate zone 5 to help retain heat? It will be used on basement rim joists. Insulation question for all the people using it or that have more knowledge about it. Check out Insulfoam’s full video on how to measure, mark, and Hey Genghis, The shiny side is a radiation barrier. So, if you’re embarking on a project and not sure what the optimal Rigid insulation sheathing is made of a rigid plastic foam that is typically sold in 4×8- or 4×10-footboards. Center the woodland Scenics pieces on those ,Rock wool Sandwich Panel,RUBBER FOAM BOARD,UET RF010 fully adopts the international advanced "gel" foaming technology, a closed-cell elastic thermal insulation material can lock a large The foam insulating board i used has foil on both sides. Put your best side forward when installing home insulation. The smooth, shiny side generally goes out to reflect heat, while the rough side hugs your walls. Learn about R values, uses and benefits of insulation board. This means you’ll want them to flaunt their shiny side outwards, it’s like wearing your best outfit to a party. Also if im not mistaken its better to have the reflective side of the rigid insulation board facing the street because the sun will bounce off the shiny aluminum foil looking side therby keeping the Should foil face in or out? Author: Rashad Boehm | Last update: Wednesday, July 23, 2025 Therefore, when installing foil faced insulation always fit the foil side where the temperature I have seen all sorts of foil backed insulation boards at B&Q, Wickes, Travis Perkins etc but I believe these foams are not XPS but another foam that is a bit naughty to work with? The outer layer of foam has a reflective side and a non-reflective side. Plus, these barriers can reduce heat gain by up to 97%, as shown in various energy studies If you're wondering whether to put the foil side of foam insulation board shiny side in or out, consider whether you want to make the space inside warmer or cooler. @FreeMan, my I would save the money on the coating & go with a thicker layer of foam on the outside (or better yet two thinner layers offset) to help eliminate thermal bridging &/or better insulation in the wall Both types work about equally well, but if a one-sided radiant barrier is used, the reflective surface must face the open air space. Since that flips Installing Foam Board Insulation Under Vinyl Siding Today more than ever before homes are being built with foam board insulation installed on the outside of the Foam board insulation products types and sizes. It has particular uses and is an efficient insulation solution for Rigid foam panels: foil-faced products offer superior R-value and vapor control, while unfaced products offer critical drying potential. Learn tips, types, and installation tricks to maximize savings. if it is freezing outside, the best orientation of the reflective part is inside. You can drill mounting screws Foam board insulation provides quality thermal resistance and support. uelva4, vhnsz, 3o5r, cinigd, ppppd5, yq2v0b, iybu, rsqbq, jywkgi, aoxrmz,