DetailsHarmer C400LT/DS - Large Sump 4"BSP Thread Cast Iron Double Flange Vertical Outlet with Flat Square Grate. Large sump cast iron flat roof outlet complete with adjustable second flange and clamping ring with flat square grate. Flow Rate of 14.56 literes per second.
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Fixing Method N/A Floor Application N/A Manufacturer Harmer Delivery Time 5 Days Pick a Size 100mm (4") SKU C400LT/DS