Non-hold-open floor spring with spindle. For installation on internal and external doors up to 1100mm. Backcheck ideal for high traffic doors as it offers resistance when the door is opened with excessive force, preventing damage. Dual-handed for push or pull side mounting. Closing and latch speed adjustments for a perfect closing action. Minimum fire door width is 767mm.

Brand Name	Dorma
Colour	N/A
Material	N/A
Manufacturer Model No	BTS75V
Wear Type	N/A
Type	Non-Hold-Open Floor Spring
Certifications Met	EN 1154
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Adjustable Sweep Speed	170-15° & 15-0°
Fire Rated	Fire Rated to 30 & 60mins
Max Door Weight	120 kg
Max Door Width	1100 mm
For Use with Double-Action Doors	Yes
Non-Handed	Yes
Fixings Supplied	Yes
Manufacturer Guarantee	10 Year Manufacturer's Guarantee (T&Cs Apply)