Manhole cover - Cast iron double seal type Sizes - 450x450mm, 600x600mm Grating cover - Medium duty Cast iron, Class C250 Sizes - 300x300mm, 350x350mm, 350x1000mm, 450x450mm, 600x1200mm, 600x2000mm, 750x750mmm, 600x600mm Roof outlet - Cast iron dome type 150x150mm, 200mmx200mm, 300x300mm, Show More