Versatile Size Options: Available in three sizes—1'', 1-1/4'', and 1-1/2''—to fit a wide range of piping systems and provide flexible installation options for your plumbing needs. Compatible with Macerating Toilets & Pumps: Designed to work seamlessly with most macerating toilets and pumps, ensuring reliable performance in residential and commercial applications. Prevents Backflow & Odor: Effectively prevents wastewater backflow, reducing the risk of contamination and odors in your plumbing system, keeping your environment clean and hygienic. Adjustable Installation Angle: The check valve features an adjustable installation angle, offering added flexibility for easy and optimal positioning in your plumbing setup.