DORMA economic floor spring for double action doors, with removable spindle insert.

The DORMA BTS84 is a double action floor spring which has been specially developed for the aluminium & toughened glass door industries. This unit is intended to complement our internationally acclaimed RTS concealed overhead door closer by giving the shopfitting industry the option of a DORMA quality floor spring designed for their particular purpose. The BTS 84 has many of the features of the other DORMA BTS closers with the addition of reduced depth & an array of accessories designed for the aluminium door fabricator & toughened glass door manufacturer.

Certified to ISO 9001.