Cover rings/Coverplate TBHA, Hagab

For duct bushings in base plates and walls. The cover discs are for size 80-500, and are fitted with snap locks for easy retrofitting and threaded over the channel. Size 630 is the disc equipped with breaking properties that buckles, bends apart, and threads over the channel during mounting. The cover disc is made of impact-resistant polystyrene with soft-rounded radii against the visible side. It is RAL 9010 frosted, and can be painted over.