The Goliath Super is a robust sump pump made of stainless steel plate and fibre-reinforced plastic, resistant to corrosion. It also features a vortex impeller, giving up to 35mm solids handling. The maximum submersion depth is 10m with a minimum sump size 250mm x 250mm. Features Stainless steel outer casing and reinforced plastic construction (150, 250 and 400 versions) Cast iron volute and impeller (550 and 750 versions) Double mechanical seal Interchangeable horizontal and vertical discharge Built-in air relief valve on all models Automatic as standard but can be converted to manual upon request (except 400V versions) Maximum operating temperature - 40C Benefits Built for reliability and long life Easy to maintain and repair Lightweight Designed in the UK