Inquiry (采购产品): crawl space insulation materials, dirt floor please tell me which insulating materials are best to fill a crawl space that has a dirt floor and a 1 foot deep opening into the basemebt. myh pipes in the wall would freeze in low temps in dead of winter...there is a toilet and sink and a radiator in the powder room abbove the space **** Hidden Message ***** mary ann claxton 07666-3105 Company: Claxton Home E-mail: mclaxton@optonline.net **** Hidden Message ***** mclaxton@optonline.net