Rigid Foam Insulation R Value Chart
Very good air bypass leak sealing properties.
Rigid foam insulation r value chart. 8 3 4 4 8 2 20. In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and. The ideal attic insulation r value is different than the ideal wall insulation r value. Rigid foam insulation packs a lot of r value into a thin package but not all rigid foam performs the same.
1 844 446 7858 my account. Because rigid foam plastic insulation products are not all aged in accordance with the same standards it is useful to publish comparison r value data. R value is a measurement of thermal resistance and measures the ability of heat to transfer from one side of an object to another. Thickness inches r value in i p imperial rsi r value in metric 0 5.
Spray foam pink fiberglas vs. As a benchmark one inch of solid wood has an r value of 1. 4 8 7 21. Corrosion problems when in contact with steel roofing moisture.
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. 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. R 0 77 30 phenolic foam insulation r values. Make sure your home is properly insulated in all these locations.
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. Conditioned per atsm c1289 test method astm c5181 2. 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. Phenolic foam spray insulation.
4 5 21. R values vary depending on many factors including the mean temperature at which the test is conducted and the age of the sample at the time of testing. R value chart for enerfoil tm rigid foam faced insulation. Note from this chart that the ideal r value differs for each part of your home.
The common denominator among varieties of insulation is the r value. Rmax r matte plus 3 1 2 in.