Dorma are a multinational manufacturer of legislation compliant access control solutions, door locks, door closers, floor springs and automatic door systems.
The DORMA BTS80EMB Floor spring has electrohydraulic hold-open and integral pressure compensation feature for multipoint hold open between 75° and 175°. With adjustable, hydraulically controlled closing speed, adjustable latching action and backcheck.
The DORMA BTS80F 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 is a floor spring with electro-hydraulic free-swing function and backcheck. It is CE marked and a power size EN4.
The DORMA ED100 is a low energy automatic swing door operator for door weights up to 100kg. It is available in pull or push side mountable options.
The DORMA ED250 is a low energy automatic swing door operator for door weights up to 250kg. It is available in pull or push side mountable options.
The DORMA EM500A is an electromagnetic hold open door retainer that is suitable for use with overhead door closers and floor springs.