Union Connection with O-Ring for AquaPro 425 Mega Quad Cartridge Filter

With over 75 years in the water pump industry, AquaPro Systems manufactures highly reliable pool products, with unbeatable performance, at competitive prices. Located just outside Cincinnati, Ohio, AquaPro has a team of innovative engineers, with extensive experience in the design of hydraulics systems, AquaPro is able to provide you with a superior product that meets performance and safety standards. AquaPro systems proudly has one of the only ISO9001 Quality Approved manufacturing facilities in the industry, and with an on-site UL Certified Test Lab, you are guaranteed exceptional performance and safety from all AquaPro products. When Quality counts, come to the Pros...AquaPro Systems.