Zonolite Masonry Insulation – 4-cf. bag

Product Attributes

  • Item Number: 53312
  • Product: Zonolite Masonry Insulation – 4-cf. bag
  • Stock UOM: EA
  • Manufacturer: Specialty Vermiculite Corp
  • Tradename: Zonolite
  • Weight (lb.): 24.78
  • Container Size: 4 cf.


Free-flowing, drainable vermiculite insulation specially treated for water repellency and used to insulate masonry wall cores and cavities. It also increases the fire resistance rating and Sound Transmission Classificaiton of the wall system. It is lightweight, non-toxic and non-flammable.