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.