Adjustable on the door for sizes 2 through 6, meets exact wind or building pressure required. Back-check cushioning has separate adjustment valve for sweep latch and back-check. Non-handed; installs as regular, parallel arm, or top jamb. Aluminum alloy body, for a minimum interior door size of 30" and a maximum exterior door size of 48" (outswinging). "BF" indicates Barrier Free feature for low opening resistance. 4 ea/case.

ALUMINUM FINISH, WITH HOLD OPEN FEATURE