Winter Pool Plug with Blow Thru Valve for 4 Inch Pipe - # 16 fitting-connection_Slip Now FlowVis is the first

Now FlowVis is the first flow meter to display the velocity reading as a standard feature

This is a Taylor Hardness Reagent

This lid and collar is made for the Pentair/Sta-Rite SwimQuip U-3 Skimmers

They are a simple and low cost alternative for applications that do not require more than 21 Amps or 2 HP

26 square feet

Winter Pool Plug with Blow Thru Valve for 4 Inch Pipe - # 16 fitting-connection_Slip Now FlowVis is the firstThis 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