Winter Pool Plug with Blow Thru Valve for 2 Inch Fitting - # 12 monitors_pH The only active disinfectant is

The only active disinfectant is rays of light

gases or oxidants are added to the water

Spectra Shield is a proprietary

you don't need any tools

This is a taupe powder coated stainless steel escutcheon plate designed for 1

Winter Pool Plug with Blow Thru Valve for 2 Inch Fitting - # 12 monitors_pH The only active disinfectant isThis number 12 pool plug with valve creates a tight seal for a 2 inch PVC fitting. 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