Universal application, individual functions and assured quality

Whether standard, narrow or wide, whether LH, RH, or single or double action – DORMA BTS 80 and  
BTS 75 V door springs are designed for all types of door. A comprehensive program of accessories ensu-
res that they can be used successfully with a wide variety of door constructions and floor coverings. 

Thanks to a wide range of functions, which can be individually selected to suit different requirements, 
DORMA BTS 80 and BTS 75 V floor springs offer maximum reliability and quality.
Certified to ISO 9001