Architectural Grade 1 With #2-5 Adjustable Closing Force Aluminum

RP9401 Series Grade 1 door closer for aluminum store front applications. A narrow low profile design that conforms to ansi/bhma standard a156.4 - 2000 grade 1. UL listed. Spring power closer size adjusts from 2 through 5. Size 2 is rated for 3 pounds minimum closing force on a 50 pound door. Size 5 is rated for 11 pound minimum closing force on a 155 pound door. Controls door through entire opening-closing cycles. All season fluid. The minimum closing force is measured 30 inch out from the hinges when the door is within 3 inch of the closed position in all cases. 180 lbs. Maximum door weight.