Winter Plug with O-Ring screws into your return and drain inlets to protect your plumbing lines from freezing. After blowing out your lines, simply screw this plug in place. Once in for the winter this plug will not pop out due to it being threaded into the fitting. Rest assured that your line will stay winterized all winter.
- Screws into your return and drain inlets
- Protects your plumbing lines from freezing
- Comes in white color
- Features a 1-1/2 in. thread