Warm roof medium-duty drain assembly
Frost Roof drain assembly - warm roof medium-duty with clamp, fixed polycarbonate circular dome 220mm, medium cast-iron sump body with vertical outlet size 4' BSP. Rainwater outlets with domed gratings are suited to warm roof construction, where the waterproof membrane is located above the insulation layer on top of the roof deck.
Analytical Flow Rate based on 35mm head of water (L/s)
3D CAD File
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