Gray Duct-Seal 321 Water Based Duct Sealant (1 Gallon Pail), 304156

Description

Duct-Seal 321 is a GREENGUARD Gold-certified, all-purpose, industrial-grade duct
sealant for all types of metal duct, fiberglass duct board, duct fabric, and
flex duct. It includes UV inhibitors for extended outdoor exposure and built-in
fiber reinforcement for added strength. This non-toxic water-based product is
solvent free and is suitable for residential use

Features:
* All-purpose, industrial-grade duct sealant
* Enhanced UV inhibitors and mold/mildew resistance
* GREENGUARD Gold certified, LEED V4 qualified
* Passes SCAQMD Rule 1168, Department of Homeland Security approval