£462.46
These Dorma BTS80 Floor Springs have a fixed strength size 4 and can be used on a single or double action door when fitted in conjunction with correct accessory pack.
These floor springs can be used on doors with a maximum weight of 300kg and a maximum width of 1100mm, are tested to BS EN1154 and are CE Marked.
Features include hold open, back check, delayed action, adjustable closing speed and adjustable latch action – See FAQs for more information on how these functions work.
These Dorma BTS80 Floor Springs have a fixed strength size 4 and can be used on a single or double action door when fitted in conjunction with correct accessory pack.
These floor springs can be used on doors with a maximum weight of 300kg and a maximum width of 1100mm, are tested to BS EN1154 and are CE Marked.
Features include hold open, back check, delayed action, adjustable closing speed and adjustable latch action – See FAQs for more information on how these functions work.
| description | Adjustable hold open |
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