These Dorma RTS85 Transom Closers have a fixed strength size 4 and can be used on a single or double action door when fitted in conjunction with the correct side or end load arm.
These closers can be used on doors with a maximum weight of 100kg and a maximum width of 1100mm, are tested to BS EN1154.
Features include hold open, back check, adjustable closing speed and adjustable latch action - See FAQs for more information on how these functions work.