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DORMA BTS 80 Floor Springs

As a universal floor spring, the BTS 80 has been designed to meet the requirements of doors of all types. With its many individually combinable extras, it is able to satisfy almost every application requirement. Once installed below floor level, the mechanism is almost completely concealed from view.

Key Features
  • For single and double action doors
  • Suitable for doors up to 300kg
  • Five model variants
  • Large range of optional pivot accessories
  • Concealed assembly
Scope of Use

Universal application

Whether standard, narrow or wide, whether LH, RH, or single or double action – the DORMA BTS 80 floor spring is designed for all types of doors. A comprehensive program of accessories ensures that it can be used successfully with a wide variety of door constructions and floor coverings.

Five model variants

The BTS 80 system with its five model variants including the BTS 80 (for standard applications), BTS 80 F (for fire and smoke check doors), BTS 80 EMB (with electrohydraulic hold-open), BTS 80 FLB (with free-swing function) and the BTS 80 BSR sequencing floor spring set, plus the wide range of accessories available, offers effective adaptability to various door designs and functions.

Statement of Building Code Compliance

Certified ISO 9001

In-Service History

Harley Davidson Museum - Milwaukee, WI (USA)

Inside and out, the Harley Davidson Museum expresses an urban-, factory-style design reflecting the history and culture of its iconic motorcycles. Surrounded by water on three sides, the 20-acre plot lies in the city’s old industrial district and boosts ongoing redevelopment.

The DORMA Architectural Hardware specified for doorways, including the BTS 80 system floor spring, through out the Museum reinforce the emphatic expression of form matching function.

BTS 80 75V Technical Brochure
BTS80F EMB FLB BSR System Technical Brochure
8062 Top Pivot Installation Instructions
8066 Top Pivot Installation Instructions
ISO Certification
BTS 80 EMB Floor Spring Mounting Instructions
BTS 80 F Floor Mounting Instructrions
BTS 80 FLB Floor Spring Mounting Instructions
BTS 80 Floor Spring Installation
Sealing Compound instructions
BTS Accessories Technical Brochure
Additional Information
CAD/PDF Details

dormakaba is a global supplier of door hardware, automatic doors, glass fittings, and movable walls.

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