Description and Usage
BKSS is a Type 301 Stainless Steel
Spring Insert 1-23/32 inches wide, sold in rolls of 100 feet.
BKSS is cut to length and drilled by the end user. BKSS is installed on the interior sides of a damper frame to form a tight fit between the damper frame and the damper blades to minimize air leakage when a damper is in the closed position.