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Water Safety & Flow Control


B6780, B6781

2-Piece, Full Port, Bronze Diverter Ball Valves


Replacement Product: LFB6780-M1


1/4 to 2 in. (8 to 50mm)


Series B6780, B6781 2-Piece, Full Port, Bronze Diverter Ball Valves are used in commercial and industrial applications for a full range of liquids and gases and is designed to divert liquids and gases. The B6780, B6781's full port orifice ensures minimal pressure drop, while PTFE seats and chrome plated brass ball provide lasting service. Model B6780 has threaded NPT end connections and Model B6781 has solder end connections. Pressure Rating: 400psi WOG (non-shock) @ 100°F (38°C) and 125psi WSP.

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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.

Learn About

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.