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DORMA Floor Springs

DORMA COMBI PKT BTS80 EN4 ALUM 7410/8062/7422/2300

Product Code: DOBTS804A

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Description

DORMA BTS 80 EN4 aluminium door kit includes floor spring body, including cement box and standard spindle, cover plate, bottom door strap, top centre and sealing compound.

It is a universal non-handed floor spring for single and double action doors. With adjustable closing speed and closing action from approx. 175°, with hydraulically controlled closing cycle and mechanical backcheck.

Integral pressure compensation feature allows for temperature-independent hold-open between 75° and 175° (removable). Hold-open start point and delayed action is easily adjustable by valve.

Suitable for installation on doors up to 1100 mm (W) with a max. 300kg leaf weight.

Technical Specifications
Brand DORMAKABA
Has Backcheck Yes
Spring Strength EN4
Fire Rated No
Has Hold-open Yes, Adjustable 75° - 175°
Max Door Width In mm 1100
Maximum Weight in kg 300

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