January 31, 2002
The SFS isofast™ automated fastening system has obtained Factory Mutual and Sarnafil approval for enhanced wind uplift protection on Sarnafil S327 polyester-reinforced roof membranes. SFS obtained wind-rating approvals of 1-60 at 18 inches O.C. and 1-90 at 12 inches O.C. The FM-approved system uses the isofast IF160 setting machine and belted XPS fasteners and plates to secure the S327 membrane. The fasteners are #15, self-drilling fasteners that exceed FM premium corrosion standards. The rectangular plates are barbed, 20-gauge galvalume.