Ventilated covers for electrical fittings

摘要

A fire resistant cover for a ceiling mounted electrical light fitting (10), comprises a metallic and/or ceramic hood (1) having one or more upstanding sides (3) and a top (4). The hood (1) is coated or lined or partially coated or lined on one or more of its internal surfaces with a liquid based or solid intumescent material and the internal dimensions of the hood (1) are such that the hood can be positioned over and around a light fitting (10) with the light spaced from the internal walls of the hood (1). The hood may be produced from wire mesh (7).