Ranked #3 in Caulks & Sealants
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BOSS Products Clear HVAC Silicone Sealant

BOS 370-00
Length: 12.00
  • Packaging: EA
  • BOSSĀ® 370 HVAC silicone is a one-part acetoxy cure adhesive sealant that is suitable for general heating, ventilation and air-conditioning sealing and adhesive applications. This product will adhere to clean metal, glass, many types of wood, silicone resins, vulcanized silicone rubber, ceramics and plastic surfaces. A primer may be required for optimum adhesion to some substrates.

    One-part sealant formulated

    Adheres to clean ductwork, other metals and many types of wood

    Seals wall penetrations

    Seal electrical connections and boxes to waterproof

    Bonding gaskets in heating and refrigeration units

    Boss 370-00 HVAC Silicone Sealant, 10.3 oz Caulking Cartridge, Clear

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