Rigid Foam Insulation R Value Chart

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Rigid foam insulation r value chart. As a benchmark one inch of solid wood has an r value of 1. R value is a measurement of thermal resistance and measures the ability of heat to transfer from one side of an object to another. 8 3 4 4 8 2 20. R 0 77 30 phenolic foam insulation r values.
The common denominator among varieties of insulation is the r value. Rmax r matte plus 3 1 2 in. 4 5 21. Rigid foam insulation packs a lot of r value into a thin package but not all rigid foam performs the same.
The ideal attic insulation r value is different than the ideal wall insulation r value. Phenolic foam spray insulation. Very good air bypass leak sealing properties. R value chart for enerfoil tm rigid foam faced insulation.
Our r value guide to rigid insulation includes the doe s recommended insulation by zone chart r value calculator and base building material r values chart. Thickness inches r value in i p imperial rsi r value in metric 0 5. R 3 2 polyisocyanurate rigid foam insulation board r matte plus 3 thermasheath 3 is rigid foam r matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation board. Insulation project calculator how to install naima r value certification product training videos colab learning video library for pros distributor locator why owens corning insulation propink vs.
This product typically has an r value of 3 6 to 4 0 per inch of thickness. Expanded polystyrene insulation is similar to the foam used for packing peanuts and it s typically used for insulated concrete forms also knows as icf s. It s made of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer. Choose rigid insulation wisely and consider the effect its characteristics will have on the performance of the your project overall product cost and the best way to get the bang for your buck.
In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and. Corrosion problems when in contact with steel roofing moisture. Conditioned per atsm c1289 test method astm c5181 2. Spray foam pink fiberglas vs.
1 844 446 7858 my account. Make sure your home is properly insulated in all these locations.