Winter Duck Plug® for 1.5" Threaded Fittings

Winter Duck Plug® for 1.5" Threaded Fittings The Winter Duck Plug® allows plumbing lines to be winterized without draining the pool. The patent-pending "duck-bill" valve allows a large flow of air and water to be blown from the return plumbing but does not allow water back into the lines. Feature Bulletsanchor No need to drain water below returnsWinterizing a pool becomes a one person operationEliminates “burping” of linesHeavy duty rubber is resistant to anti-freeze and other chemicalsIncludes optional yellow cap for a finished look