BTS80 Size 4 Floor Spring

Product Information

The Dorma BTS80 Floor Springs are designed for durability and versatility, featuring a fixed strength size 4. These springs are suitable for both single and double action doors when paired with the appropriate accessory pack.

Capable of supporting doors weighing up to 300kg and measuring a maximum width of 1100mm, these floor springs have been rigorously tested to meet BS EN1154 standards and are CE Marked for quality assurance.

Product Specification

• Fitting: Concealed - Installed within the floor.
• Standards: Tested to BS EN1154.
• Dimensions:
• Height: 60mm
• Width: 78mm
• Length: 341mm
• Maximum Door Weight: 300kg
• Maximum Door Width: 1100mm
• Strength: Fixed Size 4
• Spindle Options:
• Yes - BTS80EN4 - 15mm (excluding 3mm collar)
• No - BTS80F