Winter Pool Plug with Blow Thru Valve for 4 Inch Pipe - # 16 fitting-connection_Slip This lid and collar is

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

This is a Blue-White Series F-2000RTS Digital Paddlewheel Flow Meter for 2 inch Schedule 40 PVC pipes

It does include a swivel adapter that allows you to use a 1-1/2 inch hose if needed

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

This is a Jandy Zodiac DEV48 Filter Grid Element Full Size Grid

Winter Pool Plug with Blow Thru Valve for 4 Inch Pipe - # 16 fitting-connection_Slip This lid and collar isThis 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