Product category: Earth pit covers and chambers
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C.I pit cover
Heavy cast iron cover for locations with vehicle or foot traffic, where strength matters more than weight. The recessed lifting slots let you open it with a bar at testing
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FRP pit cover and chamber
Fibre-reinforced plastic: light, corrosion-proof and easy for one person to lift during testing. Available as a cover alone or with a chamber body. 6″, 10″ and 12″. Used in: residential