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💧 Master your water pressure, protect your pipes, and save every drop!
The Watts LFN45B is a 3/4" lead-free water pressure reducing valve engineered to safeguard plumbing systems by regulating water pressure between 25 and 75 psi. Featuring durable lead-free brass construction, a stainless steel strainer, and a thermal expansion bypass, it supports temperatures from 33°F to 180°F and pressures up to 400 psi. Designed for easy installation with double union solder connections, this valve is ideal for commercial, industrial, and residential applications seeking reliable water pressure management and enhanced system longevity.












| ASIN | B00LO3F30O |
| Best Sellers Rank | #21,762 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #87 in Relief Valves |
| Brand Name | Watts |
| Connector Type | Union |
| Customer Reviews | 4.6 4.6 out of 5 stars (121) |
| Exterior Finish | Stainless Steel |
| Global Trade Identification Number | 00098268332469 |
| Included Components | Valve |
| Inlet Connection Size | 0.75 inches |
| Inlet Connection Type | Solder |
| Item Dimensions | 2.44 x 5.63 x 7.38 inches |
| Item Highlight | Cast Copper Silicon Alloy Elastomer Disc Double Union Solder Connections 25-75 Psi Adjustable 400 Psi Maximum Steel Strainer |
| Item Type Name | Lead Free, Water Pressure Reducing Valve |
| Item Weight | 2.1 pounds |
| Manufacturer | Watts |
| Manufacturer Part Number | 9481 |
| Material Type | Stainless Steel,Lead |
| Maximum Pressure | 300 psi |
| Model Number | LFN45BM1-DU-S |
| Number of Items | 1 |
| Number of Pieces | 1 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.75 inches |
| Outlet Connection Type | Union Joint |
| Size | 3/4 Inch |
| Specification Met | NSF/ANSI 61 |
| Thread Size | 3/4 inch |
| Thread Type | Union |
| UPC | 098268332469 |
| Unit Count | 1 Count |
| Valve Type | water pressure reducing valve |
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