Description
Viper Crawlspace Vapor Barrier Pins are the best way to secure Viper CS, Viper SCSX, and Insul-Barrier to masonry walls.
Pre-drill with a 1/4” masonry bit, insert Viper Pins, and drive into place with a mallet or hammer.
Viper Pins provide a strong mechanical attachment in concrete block, brick, stone, or poured-in-place concrete.
Quantity: 250 pins/bag