Description
Yale 3521 / 3521T Multi-Sized Door Closer with Holder/Stop Arm
Features
Holder/Stop Arm: This arm incorporates a stop at the arm’s soffit plate to dead stop the door at a predetermined degree of door swing between 85° and 110°, in 5increments. Prior to dead stop the door closer’s backcheck feature slows the door speed to reduce the impact of the stop action.
The Holder/Stop arm is intended for use where an auxiliary door stop cannot be utilized and no more than moderate abuse is anticipated.
Non-handed
3521 / 3521T – shipped with full cover
includes sex nuts
includes parallel arm bracket
Power Size: Multi-Sized Door Closer Adjustable through the power range of sizes 1 through 6.
Standard, separate and independent, latch, sweep and backcheck intensity valves.
Sweep Speed: Allows adjustment of door speed from the door’s full open position down to approximately 10° from the closed position.
Latch Speed: Allows adjustment of door speed from approximately 10° down to the door’s fully closed position.
Backcheck: Provides control of the door in the opening cycle, beginning at approximately 75° of door opening. It slows/cushions the door opening, when the door is forcibly opened beyond its pre-adjusted opening speed limits.
Tri-Stylepackaging (regular arm, top jamb and parallel arm mounting)
Molded plastic cover
All standard arm applications allow doors to swing 180°, conditions permitting
Full-size template
Additional information
| Weight | 5 kg |
|---|---|
| Brand | Yale |
| Type | Door Closer |
| Model | 3521 |
| Material | Aluminum |
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