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Cast Iron, Class 125 Flanged End, Wye-Pattern Strainers with FDA Epoxy Coating

Lead Free* Models Available


2 to 12 in. (50 to 300mm)


Series 77F-DI-FDA-125 Cast Iron, Flanged, Wye-Pattern Strainers feature an FDA approved epoxy coating inside and outside and is suitable for potable water and food contact applications. They feature a wye-pattern, Class B cast iron body with Class 125 flanged connections, stainless steel screen, bolted and tapped iron retainer cap with graphite gasket, and iron blow-down plug. Maximum Pressure (non-shock): 200psi (13.8 bar) @140°F (60°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.