Dorma BTS-65 Floor spring, for 90kg door weight

Descripción del producto

 

·    Applicable to maximum door weight **0kg, maximum door width 1,**0mm;

·    Maximum opening angle is **6°;

·    With *0° auto-location function, and location angle is adjustable ;

·    Two-section closing speed adjustable, from *0°**5° and *5°*0°;  

·    Constant temperature set assures steady speed of closing under big difference in temperature;

·    Inset-reductor prevent door from damage in case of extreme exterior pressure or strong wind;

·    Main material:cylinder body made of high quality cast iron;

·    Dimension:**6***8.5**0mm;

·    EN ***4 European standard test passed;

·    **0,**0 times’ operating test passed;

·    Three years product quality guarantee