SE C/W Backcheck. The dormakaba (formerly known as Dorma) TS72V is a multipurpose door closer suitable for all standard door designs and constructions with a maximum door width of 1100mm. The TS72V is easy and quick to install, and includes a adjusting screw which allows the spring strength to be individually adapted to doors of different sizes. This door closer combines a compact construction with a timeless design, and offers outstanding value for money.. One model for all standard doors. Maximum door width of 1100mm. Suitable for single- and double-leaf doors. Compact construction