Block Fill Insulation

Ryolex industrial perlites for insulation is ideal for loose-fill insulation, as it easily pours into odd-shaped spaces and can reduce heat transmissions of masonry walls by 50% or more. Its many insulation applications include:

  • Loose-fill masonry
  • Cinderblock walls
  • Under slab
  • Chimney lining
Product CodeDescriptionBag Size
BFIBlock Fill Insulation4 cft / fills 14 block (8″ size)