Show or Hide

Water Safety & Flow Control


N223B, N223BS

High Capacity Water Pressure Reducing Valves


Replacement Product: LFN223B, LFN223BS


2 1/2 to 3 in. (64 to 80mm)


Series N223B, N223BS High Capacity Water Pressure Reducing Valves are used in commercial, industrial, and institutional applications to reduce incoming water pressure for protection of plumbing system components and to reduce water consumption. It consists of a triple-coated corrosion preventative bronze body construction, an enlarged diaphragm, spring cage and seat orifice for super capacity performance, sealed spring cage for waterworks pit installations and thermal expansion bypass. Available with NPT threaded female inlet x NPT threaded female outlet with (N223BS) or without (N223B) strainer. Maximum Working Pressure: 300psi (21 bar), Adjustable Reduced Pressure Range: 25 to 75psi (172 to 517 kPa), Standard Pressure Setting: 50psi (345 kPa).

Loading Models/UPC Codes...

There are currently no BIM drawings available for this product.

Approval information is not available on this item, please contact your local Watts Representative for this information.
Loading warranty information...

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.

Please Note: Watts literature requires Adobe Acrobat Reader to view.

Got Feedback?