Fiberseal and Proseal Duct Sealants

Credit: Ductmate

What makes this product green?

  • Low-emitting
  • Energy-conserving equipment


PROseal is a smooth, water-based duct sealant for low, medium, and high pressure metal duct systems. Intended for interior or exterior use, low-shrinkage PROseal remains permanently flexible and is mildew-resistant and paintable. PROseal contains 41 g/L VOCsVolatile organic compound. An organic compound that evaporates readily into the atmosphere; as defined by the U.S. Environmental Protection Agency, VOCs are organic compounds that volatize and then become involved in photochemical smog production. and is also available in a fiber-reinforced formula, FIBERseal, with 21 g/L VOCs.


Manufacturer Information

210 Fifth St.
Charlerol, PA 15022
Phone: 724-258-0500
Fax: 724-258-5494
Toll-free: 800-245-3188

Listed in: Duct Mastic



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