Large cold roof drain assembly flat grating 100mm spigot outlet
Analytical Flow Rate based on 35mm head of water (L/s)
3D CAD File
Frost 4″ X 3″ Threaded Reducing Bush
Frost spigot adaptor BSP4 to 110mm Ensign BS416/2
Frost Spigot Adaptor BSP4 to 110mm plastic
Frost extension collar height adjustable for large sump bodies
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