Product | DORMA - Floor Hinge
 
DORMA is a trusted global partner for premium access solutions and services that enable better building. In the door control business segment, moving wall and glass fittings, the company is a member of the world elite. Tradition & technology. Service & security Competence & convenience. No matter what door application you are planning, DORMA has a door system to operate it.
 
We are  DORMA Authorized Distributor
 
 

BTS84

DORMA BTS 84 FLOOR SPRING
Floor spring for double action doors
 
The BTS 84 is a double-action floor spring which has been specially developed for the aluminum and toughened glass door industries. The BTS 84 has many of the features of the other DORMA BTS closers with the addition of reduced depth and an array of accessories designed for the aluminum door fabricator and toughened glass door manufacturer.
 
For double-action doors
Specially designed for the movement patterns of double action doors, the DORMA BTS 84 can be easily adapted to individual requirements. With an installation depth of just 40 mm, it offers the particular advantage of only requiring a shallow pocket, thus enabling problem-free installation

Complement to RTS concealed overhead door closer
This unit is intended to complement our internationally acclaimed RTS concealed overhead door closer by giving the shopfitting industry the option of a DORMA quality floor spring designed for their particular purpose.
 
Product features
· Special shallow design
· Interchangeable spindles
· Optional hold-open
· Door weights to 100kg
· Easy installation
 
 
 

BTS75

DORMA BTS 75 V FLOOR SPRING
The DORMA BTS 75 V is a highly adaptable floor spring suitable for all standard single, and double action doors with widths up to 1100 mm and 120kg door weight. This floor spring is enhanced by it's adjustable closing force of EN 1-4 individually regulated by means of an adjustment bolt.

Used for
Floor-Concealed
Door Closers


Universal application range
Whether standard, narrow or wide, whether LH, RH, or single or double-action – the DORMA BTS 75 V door 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.
 

Maximum reliability and quality
Thanks to a wide range of functions which can be individually selected to suit different requirements, DORMA BTS 75 V floor springs offer maximum reliability and quality.
 

Product features
- For single- & double-action doors
- Adjustable spring strength
- Universal application range
- Concealed installation
- Door weights to 120kg

 
 

BTS65

DORMA BTS 65 FLOOR SPRING
The BTS 65 is a double-action floor spring which has been especially developed for the aluminum and toughened glass door industries. The BTS 65 has many of the features of the other DORMA BTS closers with the addition of reduced depth and an array of accessories designed for the aluminum door fabricator and toughened glass door manufacturer.

For double action doors
Especially designed for double action pivot doors, the DORMA BTS 65 can be easily adapted to individual requirements. With the ability to interchange spindles, an installation depth of just 40 mm, and the practical clamp fixing system within the cement box ensures a secure and high precision installation, all of this from a budget floor spring.

Product features
- Special shallow design
- Interchangeable spindles
- Optional hold-open
- Door weights to 100kg
- Easy installation
 
 
 
 

BTS80

DORMA BTS 80 FLOOR SPRING
Floor spring system for single- and double-leaf doors
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.

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.
 
Product features
- For single & double action doors
- Suitable for doors up to 300 kg
- Five model variants
- Large range of optional pivot accessories
- Concealed assembly