Dorma are a multi-national manufacturer of legislation compliant access control solutions, door locks, door closers, floor springs and automatic door entry systems. They have recently merged with Kaba to form Dormakaba, offering a one stop shop for security products and door controls. Dorma door controls encompass basic functions such as backcheck and delayed action, through to EMF variants offering hold open or swing free functions, ideal of heavy duty commercial applications. Dorma closers have a strong design element, available in a wide range of finishes and are also built to last whilst also being compliant to current BS and EN standards and building regulations for accessibility and fire control.
If you need innovative, reliable security and access solutions, Dorma will be there for you with their high-quality portfolio: shops, hospitals, airports, or in the office, all of Dorma's products are suitable for your uses.
Dorma are one of the top three companies in the world in security and access control technologies. They manufacture and supply everything you need for secure access and buildings. Dorma employ more than 16,000 employees and are active in over 130 counties. So no matter where you are in the world, you can benefit from Dorma's expertise and service.
The DORMA BTS80EMB EN4 Electromagnetic Hold Open Floor Spring has electrohydraulic hold-open and integral pressure compensation feature for multipoint hold open between 65° and 175°. With adjustable, hydraulically controlled closing speed, adjustable latching action and backcheck.
The DORMA BTS80F EN4 Non Hold Open Floor Spring is a universal floorspring and comes complete with backcheck. Available as single action or double action, it offers fully adjustable closing speed. It is CE Marked and Certifire Approved CF 127.
The DORMA BTS80FLB EN4 Electromagnetic Swing Free Floor Spring is a floor spring with electro-hydraulic free-swing function and backcheck. It is CE marked and a power size EN4.