Products / Sarnacol-2121 (US)

Sarnacol-2121 (US) is a water-based dispersion adhesive for adhering Sarnafil and Sikaplan membranes as a wet lay-in to clean, dry, water-absorbent horizontal roof surfaces with slopes up to 2/12. The data sheet lists bareback-membrane substrates (organic- and glass-faced polyisocyanurate, smooth plywood, glass-faced gypsum boards) and, for feltback membranes, concrete deck and cellular concrete as well. It ships in 5 gal (18.9 L) pails, with typical coverage of 100 ft2/gal by roller and 133 ft2/gal by spray, and its approvals list FM Global, Underwriters Laboratories, Miami-Dade, the Florida Building Code and ICC ESR 1157.