Pipe masking set - to cover the exit point for your valves from the wall and into the back of your radiator. Gives the perfect finish with a collars to sit around the pipes where they come out of the wall and pipes to sleeve your cooper pipes within. Match these with the CYLINDRICAL or TRADITIONAL valves ranges from Terma. Pipes are 130mm in Length, 18mm in diameter (16.5mm internal diameter) so will sleeve over 15, 10 or 8 mm diameter copper pipework. Collars are 44mm Diameter. Anthracite in colour. Features: Pipe masking set - to cover the exit point for your valves from the wall and into the back of your radiator. Gives the perfect finish with a collars to sit around the pipes where they come out of the wall and pipes to sleeve your cooper pipes within Match these with the CYLINDRICAL or TRADITIONAL valves ranges from Terma Pipes are 130mm in Length, 18mm in diameter (16.5mm internal diameter) so will sleeve over 15, 10 or 8 mm diameter copper pipework. Collars are 44mm Diameter Ant