Description
3521 691 Yale Surface Closers
Yale's 3000 Series architectural door closers offer the perfect combination of reliability, appearance and durability in today's market. With features such as staked valves, self-drilling and tapping screws, rack and pinion design, precise valve adjustment, and a complete range of arm and cover options, the Yale 3000 can meet virtually any application challenge.
- Cast aluminum body
- Adjustable spring sizes 1 through 6
- Tri-packed (regular arm, top jamb and parallel arm mounting)
- Non-handed
- Staked valves
- Rack & pinion design
- 1-1/4" (32mm) diameter piston
- 5/8" (16mm) diameter pinion journals
- Separate and independent, latch, sweep and backcheck intensity valves
- 2-1/8" (54mm) projection (standard covers)