[Greenbuilding] Sub-slab insulatlon

natural building naturalbuilding at shaw.ca
Tue Jun 14 13:54:12 CDT 2011


I haven't really been following this thread but for sub-slab insulation have you looked at Perlite?
ASTM tested. A 6" layer offers R16 and it can be laid down in the paper bags that it is shipped in.

Steve Satow

www.naturalbuildingsite.net
naturalbuilding at shaw.ca
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