Dorma BTS-84 Floor spring
Applicable to maximum door weight 120kg, maximum door width 1,000mm ;
Maximum opening angle is 116° ;
With 90° auto-location function, and location angle is adjustable ;
Two-section closing speed adjustable, from 90°-25° and 25°-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:308*108*42mm ;
EN 1154 European standard test passed;
500,000 times’ operating test passed;
Three years product quality guarantee;
Maximum opening angle is 116° ;
With 90° auto-location function, and location angle is adjustable ;
Two-section closing speed adjustable, from 90°-25° and 25°-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:308*108*42mm ;
EN 1154 European standard test passed;
500,000 times’ operating test passed;
Three years product quality guarantee;
Certificate
- ISO9001
Main Products
floor spring,patch fitting,door closer,handle,lock,shower hinge