Mains|Pressed Steel Fixed|The next generation of One Electrical Fire Rated Downlights are presented under the Contractor+ Brand, as they fit perfectly within the brand 'Design, Quality, Value' ethos. Of improved design to our outgoing models, with extra strong springs, superior lamp holders, and with an added 'lamp supporting clip' on the Low Voltage models to prevent the possibility of arcing. Supplied with out lamp to allow you and your customers the ultimate flexibility