The catchment zone has an overflow space located at the top to ensure that blockages will not occur even when the filter is full. Simply place underneath the drain grate, attach ties to the grate for added security and trim to size.
Standard size suitable for drains up to 1m x 1m.
Each Flat Drain Guard will let the water run through but has three replaceable Oil/Fuel Absorbent Pillows that can absorb up to seven litres of hydrocarbon.
Size of Silt Control - Flat Drain Guard: 1100x1100mm
(suit drain up to 1mx1m)