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Size 1-4 Floor Spring

$270.60

Fitting: Concealed – Fitted into the floor.
Tested to BS EN1154.
Height: 50mm
Width: 82mm
Length: 285mm
Maximum Door Weight: 120kg
Maximum Door Width – 1100mm
Strength: Adjustable Size 1-4
Spindle:Yes – 15mm(not including 3mm collar).
Adjustable Closing Speed: Yes.
Adjustable Latch Action: Yes.
Delayed Action: No.
Backcheck: Yes.
Hold open – Available without hold open or with 90 degree hold open(hold open model not suitable for use on fire doors).
CE Marked.(products with factory fitted hold open do not carry a CE mark).
Non Handed.

Description

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SKU: DF-BTS75V Category: Transom Closers and Floor Springs Brand: Dormakaba

Description

These Dorma BTS75 Floor Springs have an adjustable strength size 1-4 and can be used on a single or double action door when fitted in conjunction with correct accessory pack.

These floor springs are available with or without 90 degree hold open, can be used on doors with a maximum weight of 120kg and a maximum width of 1100mm, are tested to BS EN1154 and are CE Marked.

Features include hold open, back check, adjustable closing speed and adjustable latch action – See FAQs for more information on how these functions work.