BOSS® 370 HVAC Silicone Sealant

A paste like, one component acetoxy silicone adhesive/sealant that cures to a tough, rubbery solid when exposed to moisture in the air.

  • Seal heating, ventilating or air conditioning duct work
  • Seal cracks and gaps around ducts, pipes, vents and fixtures

This product is listed in the following categories: