Power size 2 to 4 adjustable by spring tension|Maximum door width: 1100mm & Maximum Door weight 80kg.|Successfully type tested for conformity to all the requirements of BS EN 1154:1997.|Included in a successful fire test to BS EN 1634 Part 1. Assessed for use on 30, 60 and 120 minutes timber fire doors and 240 minutes on steel fire doors. Certification:|CE Marked: 1121-CPD-AD0009; Certifire Approved: CF294; DoP: HUK0019.