We offer DORMA/ GEZE/ Ozone DOOR CLOSER systems for any type of door with a range of individual setting options. From the smallest overhead DOOR CLOSER to the multi-faceted variations for use with fire and smoke protection doors. The DOOR CLOSER ranges with link arm or guide rails offer a range of combination options to meet every requirement. DOOR CLOSER FEATURES: Non-handed. Suitable for standard, parallel arm and frame installation. Cover size EN 2, 3 and 4. Adjustable closing speed in two independent ranges. Optional hold-open function For almost all common door types. A low-cost DOOR CLOSER which can be universally used on almost all common door types. Compact design Inexpensive, proven reliability. It is particularly quick and easy to install – and does not require a mounting back plate. The closer arm’s power shoe and changes in templating allow easy selection of the closing force to suit various door sizes. Closing cycle largely unaffected by temperature changes Two valves for optimum closing speed and reliable latching action