This exit device is manufactured in high grade stainless steel, making it a robust and sturdy door release solution. This square model features the words PRESS TO EXIT in green on the face, as well as a high-impact stainless steel green dome. The RTE-SSD conforms to the standard UK back-box format to make installations quick and easy. Features Square shape exit trigger device Stainless steel plate and green dome activation button Surface mounted for a neat and tidy finish Standard UK back-box format to make installations easier Suitable for internal use only