• Double Action
• For Timber Doors
• Strength Size: 1 - 4
• Specify Hold Open or Non-Hold Open function when ordering

The Dorma BTS75 floor spring door closer is a highly adaptable floor spring suitable for all standard double action doors with widths up to 1100 mm. It is used in commercial buildings due to its discrete concealed fixing. The back-check makes it ideal for high traffic doors as it offers resistance when the door is opened with excessive force, preventing damage to doors.

The Dorma BTS75 floor spring kit is supplied with the following: 1. The BTS75V floor spring, 2. a stainless steel cover plate, 3. a dust cover, 4. a standard spindle, 5. a 7421 bottom strap and 6. a 8062 top centre.