Winter Pool Plug with Blow Thru Valve for 4 Inch Pipe - # 16 discharge-pipe-size_8" To make the manikin sink

To make the manikin sink to the bottom

and Super Power EZ Lift

This Taylor Sulfuric Acid N/50 is one essential component needed for your pool's test kit

This Taylor Deox Reagent is one essential component needed for your pool's test kit

These valves feature a grease cap that eliminates the need to disassemble the valve for lubrication

Winter Pool Plug with Blow Thru Valve for 4 Inch Pipe - # 16 discharge-pipe-size_8" To make the manikin sinkThis number 16 pool plug with valve creates a tight seal for a 4 inch PVC pipe. Includes a blow through valve for inserting compressed air into lines. Open stem plugs (or plugs with blow thru valves) use the same rubber, large wing nuts and corrosion free materials as closed plugs except they have an opening that passes through the center of the stem. They are similar to bike tire valves. This opening allows introduction of air or water pressure into