Gold (GE). The 121CE Briton Overhead Door Closer is a versatile and cost effective option which is suitable for the most popular door sizes. With a strength size of 3, the closer is suitable for doors with a maximum weight of 60kg and they have also been tested to EN1634 for suitability for up to 2 hours on timber fire doors. They are CE marked and Certifire approved as well as tested to BS EN1154 and they come with a 10 year manufacturer's guarantee for maximum peace of mind. This closer is supplied with fixings for regular and transom mounting, and it is now also supplied with a parallel bracket. The 121CE features fully adjustable latching and closing action and it is easily reversible, providing added convenience.. Matching arms. 10 year warranty. Successfully tested to recommendations of EN1154 & EN1634. Fixed power size 3