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.
Xps rigid foam insulation r value.
Owens corning foamular 150 1 1 2 in.
For a 1 in thick 4 8 panel.
Faced 16 unfaced 13 insulation features.
The r value for foamular xps insulation is provided from testing at two mean temperatures 40ºf and 75ºf and from two aging conditioning techniques 180 day real.
I ve written several posts about how to insulation basement walls in which i promote the use of foam board insulation as the first line of defense against moisture and mold.
Xps 18 faced or unfaced.
Because of this i often get questions about which type of foam board insulation to use and what r values these products provide.
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 7 5 scored squared edge rigid foam board insulation sheathing model 88wd view the owens corning exterior insulation.
The r value for foamular xps insulation is provided from testing at two mean temperatures 40ºf and 75ºf and from two aging conditioning techniques 180 day realtime aged as mandated by.
R 7 7 rigid foam insulation model 310891 18 35 18 35.
The time of testing.
Foam board insulation types.
Products with a higher r value have a higher cost but have an increased capacity to resist heat flow.