Dorma BTS75

Description

For internal doors up to 1100mm

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Hold open unit not for use on a fire door

Max door weight of 120kg

Fixed back check,

Adjustable power size 1-4

Closing speed adjustment between 175-15 degrees and 15-0 degrees

Universal application range

Whether standard, narrow or wide, whether LH, RH, or single or double-action – the DORMA BTS 75 V door spring is designed for all types of doors. A comprehensive program of accessories ensures that it can be used successfully with a wide variety of door constructions and floor coverings.

Maximum reliability and quality

Thanks to a wide range of functions which can be individually selected to suit different requirements, DORMA BTS 75 V floor springs offer maximum reliability and quality.

Benefits for the trade/distributor

• Reduced stocking requirements thanks to separate, interchangeable spindles
• Streamlined product range offering all key functions

Benefits for the installer

• Suitable for installation with LH or RH single and double action doors
• Interchangeable spindles enable easy adaptation to structural conditions – even when retrofitted

Benefits for the architect/specifier

• Concealed installation for maximum visual elegance
• All essential functions provided
• Proven, robust design

Benefits for the user

• Constant, temperature independent closing cycle