Take on plumbing projects with parts you can count on. Home Hardware has all your plumbing needs for new installation and repairs. This 1-1/2" check valve saves you time and money by eliminating an adapter on pumps with 1-1/2" outlet. It is specifically designed for reliability, performance and versatility to connect to 1-1/2" ABS or 1-1/4" polyethylene hose or pipe.