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.
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.
Because of this i often get questions about which type of foam board insulation to use and what r values these products provide.
Products with a higher r value have a higher cost but have an increased capacity to resist heat flow.
R 7 7 rigid foam insulation model 310891 18 35 18 35.
Faced 16 unfaced 13 insulation features.
There are three basic foam insulation board products on the.
Foam board insulation types.
Extruded polystyrene xps easily recognized by its blue green or pink color falls in the middle of the three types of rigid foam insulation in both cost and r value used most in walls or below grade applications recyclable and at about r 5 per inch costs around 42 per sq.
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.
R 7 5 scored squared edge rigid foam board insulation sheathing model 88wd view the owens corning exterior insulation.
The time of testing.
For a 1 in thick 4 8 panel.
Choose from three types of insulating foam core boards for wall insulation.
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.