Waterway 1 Inch Pump Union 400-1940 with Three Quarters Inch Tailpiece water contaminants so you don’t miss spots

so you don’t miss spots and you finish faster

Designed to fit popular Pentair filter lines

Broad applicability across water conditioning

Trust Pentair’s engineered fittings to simplify installation and reduce maintenance

Pentair StarGuard drains comply with provisions of the ANSI/APSP 16-2011 standard as required by the Virginia Graeme Baker Pool & Spa Safety Act

Waterway 1 Inch Pump Union 400-1940 with Three Quarters Inch Tailpiece water contaminants so you don’t miss spotsWaterway 1" Pump Union 400 1940 with 3 4" Tailpiece Intro The Waterway 400 1940 is a 1" pump union built for hot tub and spa plumbing. It provides a secure, leak resistant connection between pump and piping, featuring a 1" union nut, a 3 4" ribbed barb tailpiece, and an O ring. Designed by Waterway, it makes service fast and straightforward. List of Features 1" union nut for standard spa connections fits most pump ports. 3 4" ribbed barb tailpiece