Flex-Grip 550 is a fiber-free, all-purpose duct sealant for use on all types of metal duct, fiberglass duct board, flex duct, and duct fabric. Distinguished by its ability to accomodate minor vibration and movement, Flex-Grip 550 stays flexible and will not crack. Flex-Grip's excellent coverage rates and brush-on application reduce the amount of sealant used and lower the labor cost of the installation.
Features:- Meets requirements for UL 181B-M
- GREENGUARD certified
- LEED V4 qualified
- Passes SCAQMD Rule 1168
- Meets CDPH Emissions Requirements