BTS 80 Floor Spring

The Dorma BTS80 floor spring is for making a door self-closing, a universal floor spring with adjustable hold open facility or delayed action between 75 and 175 degrees. The BTS80 is fixed size closer (spring strength EN3, 4 or 6) suitable for doors weighing up to 300Kg. Correct selection of accessories ensures use in a variety of applications including; single or double action, centre pivoted or off-set pivoted doors (off-set doors max weight 200kg). The Dorma BTS80 floor spring is a well proven door closer in many high street applications.

Features

• Spring strength EN 3/4/6
• Max door width: 950mm (EN 3) 1100mm (EN 4) 1400mm (EN 6)
• Max door weight: 300kg
• Adjustable closing speed
• Fixed backcheck
• Delayed action (selectable alternative to hold open)
• Adjustable hold-open (any angle between 75 and 100 degrees)
• NOT suitable for fire doors
• Successful independent testing to BS EN 1154

For fire doors see BTS80F

£260.40 (£312.48 inc. VAT)