Flow Check Valve 40mm Waterco control board giving you a precise fit

giving you a precise fit in a range of Dontek EO1 units and other compatible ionizers

shaded area to protect the plastic from prolonged sun exposure

the Surfer S2 is supported by a 12-month warranty

with the same trusted internals designed for C-Series systems

Flow Check Valve 40mm Waterco control board giving you a precise fitThe Flow Check Valve 40mm Waterco is a compact, serviceable safeguard for pool pumps and water systems, engineered to keep suction prime steady and prevent costly backflow. This 180 flow check valve is built to work across orientations and provide reliable protection where its most needed. Key features that matter 180 flow design operates reliably whether your plumbing runs vertically, horizontally, or even upside down, removing orientation as a