Description
Horizon Size 3 Winterizing Plug, 3/4 in Fitting
Tapered expansion plug for off-season plumbing seal-up.
Genuine Horizon 3 tapered winterizing plug, sized for 3/4 in Fitting. Push-in expansion design seals open plumbing ends so freeze damage cannot crack a return line or fitting over winter. Reusable plastic plug with a captive wing nut, drives the rubber gasket against the inside diameter for a positive seal. Outer diameter is ~0.866 in, the standard Technical Products / Anderson plug-size 3 cross-reference.
