K900 Series
Technical details:
- Rack and pinion closer with standard arm
- In compliance with ANSI/BMHA A156.4 Grade 1 Certified
- For single action doors up to 1400 mm wide
Characteristics of K900
- Available with scissor arm and slide track arm
- In built backcheck and delayed action
- Non-handed
- Aluminum alloy body
- For heavy duty residential and commercial use
- Sweep and latch speed control valve
- Standard colour: Silver
- Size adjustable by valve
Features:
Aluminum Alloy Body : Closer bodies are constructed of special aluminum alloy, carefully selected to accommodate interactive steel component and operation conditions.
Rack & Pinion Operation : Provides a smooth constant control of the door through its full opening and closing cycle. 180˚.door swing can be achieved when door, frame, hardware and arm function do not interfere.
Non-handed : With few exceptions all K600 series door closers are non-handed and can be installed on either right or left hand swing doors. Pinion shaft extends vertically through the closer body in both directions.
Sweep Speed Control Valve : Allows adjustment of door speed from the door’s full open position down to approximately 10º from the closed position.
Latch Speed Control Valve : Allows adjustment of door speed from approximately 10˚ down to the door’s fully closed position.
Adjustable Back-check Valve : Provides control of the door in the opening cycle, beginning at approximately 75˚ of door opening. it cushions the door opening when the door is forcibly opened beyond its pre-adjusted limits.
Multi-Sized Door Closer : Adjustable through the power range of sizes K900- BF – 4 / 1 - 6./ K990 - BF-6 K900BF (BF-4) / K990BF (BF-6) also confirms to the BF opening force requirements of the A.D.A and ANSI/BHMA standard A117.1 for interior doors.
