Length: 278 mm Width: 82 mm Height: 42 mm features: SDS 500NV Adjustable floor spring Floor-mounted door closer for single and double action doors with reduced depth of 42mm. Maximum Door Width 1100 mm Maximum Door Weight 150 kg With flat-tapered, interlocked spindle, for left and right handed doors, with cement box Conforms to BS EN 1154:1997 Tested to conform to CE requirements Certifire approved: certification no. CF259 single 30 mins, double 60 mins Features: Closing force adjustable size EN 1-4 Back check Adjustable closing speed and latch action Adjustable position within box Safety valve preventing deliberate overloading Closing range from approx. 175 degrees For right and left hand interior single action and double action doors Available to order: Hold open at 90, 105 and 120 degree versions