






💧 Control your flow, protect your space — pressure perfected.
The Watts LF25AUB-Z3 is a 1-1/2" lead-free cast copper silicon alloy water pressure reducing valve designed for commercial, industrial, and residential use. It features an adjustable pressure range of 25 to 75 psi, a maximum operating pressure of 300 psi, and a thermal expansion bypass to safeguard plumbing systems. With easy NPT female union connections and a durable polymer seat, it ensures reliable, safe water pressure control while reducing water consumption.








| Material | Brass |
| Brand | Watts |
| Item dimensions L x W x H | 18 x 18 x 21 inches |
| Exterior Finish | Brass |
| Inlet Connection Type | National Pipe Tapered |
| Outlet Connection Type | FNPT |
| Maximum Operating Pressure | 300 Pound per Square Inch |
| Number of Ports | 2 |
| Specification Met | NSF/ANSI 372, NSF/ANSI 61, WaterSense, ASME BPVC |
| Global Trade Identification Number | 00098268331868 |
| Manufacturer | Watts |
| UPC | 098268331868 |
| Part Number | 0009431 |
| Item Weight | 1.92 ounces |
| Product Dimensions | 18 x 18 x 21 inches |
| Item model number | LF25AUB-Z3 |
| Is Discontinued By Manufacturer | No |
| Size | 1 1/2 Inch |
| Color | SS Seat |
| Style | 25-75 psi |
| Item Package Quantity | 1 |
| Measurement System | inch |
| Included Components | Watts 0009431 1-1/2" Pressure Reducing Valve |
| Batteries Included? | No |
| Batteries Required? | No |
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