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Water Safety & Flow Control


Cast Iron, Duplex, Basket Strainers

Lead Free* Models Available



5 to 14 in. (125 to 350mm)


Series 97FD-CIB Cast Iron, Duplex Basket Strainers feature a cast iron body construction with butterfly valve operated flanged connections, stainless steel screen and bolted cover. Series 97FD-CIB strainers conform to ANSI B16.1 flange dimensions and should be installed in horizontal pipe only. Maximum Pressure (non-shock): 200psi (13.8 bar) @ 100°F (38°C) WOG.

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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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*The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight.

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.