Main Drain Hydrostatic Relief Valve Collection Tube - 1-1/2 and 2 Inch - Two Pack size-in-gallons_501-750 An orange disposable plastic pre-gunite/plaster

An orange disposable plastic pre-gunite/plaster insert keeps debris out and retains sump shape during construction

This pair of Figure 4 pool grab rails with raised beam provide a hand grip for built-in steps or in-wall pool ladders

This pool rules sign is printed on heavy-duty aluminum material and the lettering height on this sign meets specific state code

A 4 foot tube with a safety cord is attached to the belt

Main Drain Hydrostatic Relief Valve Collection Tube - 1-1/2 and 2 Inch - Two Pack size-in-gallons_501-750 An orange disposable plastic pre-gunite/plasterThis is a Hayward Slotted Collector Tube for Main Drains: 1 1 2 Inch x 2 Inch FIP. For installations utilizing a hydrostatic relief valve (SP1056), using a collector tube (SP1055) will maintain a clear path to the hydrostatic valve. At least one hydrostatic relief valve in a set of suction outlets will allow hydrostatic uplift pressure caused by ground water to be relieved into the pool or spa.