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Water Safety & Flow Control


Controlsaflo Series

Plastic By-pass Valves



1 in. (25mm)


Controlsaflo Series Plastic By-pass Valves combine high-flow performance, multiple operational modes, and easy installation in a compact, WQA validated plastic design. They feature a durable Noryl® body & internals, house ports on 1.9 in. center, excellent flow in backwash & by-pass modes, one handle operation and male thread or union nut connections. This series installs easily to Kinetico®, Erie® and Bruner® control vavles and is excellent for exchange tank applications. Also available with British standard parallel pipe threads.

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Disclaimer: Watts product dimensions in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements, please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.

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Additional Information

Danger – Scalding Lurks!

Every year, thousands of people suffer serious thermal shock or scalding injuries in their bathtubs, sinks and showers.

Click here for informative resources to help you protect against these dangers.

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Thermostatic Mixing Valves

Every year thousands suffer injuries as a result of hot water scalding and thermal shock injuries. Thermostatic mixing valves protect against these dangers.

To learn more about thermostatic mixing valves and how they work, click here.