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Piwoslaw · 12-05-10, 02:48 AM

On my side of the pond, one of the possiblities for roofing is styrofoam mated with tar shingles:

Styrofoam has an R-value of 3.2-4 (molded) or 3.6-5 (extruded).

I've seen metal roofs insulated with styrofoam or mineral wool.

12-05-10, 02:48 AM	#2
Piwoslaw Super Moderator Join Date: May 2009 Location: Warsaw, Poland Posts: 961 Thanks: 188 Thanked 110 Times in 86 Posts	On my side of the pond, one of the possiblities for roofing is styrofoam mated with tar shingles: Styrofoam has an R-value of 3.2-4 (molded) or 3.6-5 (extruded). I've seen metal roofs insulated with styrofoam or mineral wool. Attached Images __________________ Ecorenovation - the bottomless piggy bank that tries to tame the energy hog.