Because of Perlite´s outstanding insulating characteristics and lightweight, it is widely used as a loosefill insulation in masonry construction. In this application, freeflowing Perlite loosefill masonry insulation is poured into the cavities of concrete block where it completely fills all cores, crevices, mortar areas and air holes.
Jun 08, 2014· Perlite seems to be a cost effective insulation to use under concrete slabs but there appear to be some issues. I've found 2 different basic techniques for using Perlite, leave it in the bags or loose fill.
RYOLEX® masonry fill is treated perlite that provides a quick, inexpensive and permanent method of efficiently insulating masonry walls. Depending upon design conditions, reductions in heat transmission of 50 percent or more may be obtained when perilte loose fill is used in the hollow cores of concrete block or cavity type masonry …
May 08, 2014· The frost wall of our addition is concrete block. What is the best loose fill insulation for the hollow cores? Vermiculite? Perlite? EPS beads? (I understand they are made with the waste of EPS board, so this mitigates the environmental impact?