LFN55B-M1
Lead Free* Water Pressure Reducing Valves
Series LFN55B Water Pressure Reducing Valves are used in commercial and residential applications to reduce incoming water pressure for protection of plumbing system components and to reduce water consumption. It consists of a Lead Free* brass body construction integral stainless steel strainer, thermoplastic seat, bronze sealed spring cage for waterworks pit installations and thermal expansion bypass. The LFN55B is available with either threaded, solder, PEX, quick-connect, CPVC, press, or cold expansion PEX (ASTM F1960) end connections. The standard pressure setting is 50 psi (345 kPa) with an adjustable reduced pressure range of 25 to 75 psi (172 to 517 kPa). Maximum working pressure is 400 psi (27.6 bar).
Features
- Parts are easily and quickly serviceable without removing valve from line
- Bypass feature controls thermal expansion pressure
- Sealed spring cage for accessible outdoor or pit installations
- Integral stainless steel strainer to stop debris
Literature
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- Brochure - Backflow Prevention and Flow Control Plumbing
- Brochure - Water Pressure Reducing Valves
- Brochure - Water Pressure Reducing Valves (Spanish)
- Flyer - Pressure Reducing Valves (PRVs) - Sustainability Overview
- Flyer - Valves with F1960 Cold Expansion Fittings
- Flyer - Watts WPRV for PEX Piping Systems
- Installation Instructions - LFN55B-M1
- Installation Instructions - TPK-QC Kits for LFN45B-QC-M1, LF25AUB-QC-Z3, LFU5B-QC-Z3, LFX65B-QC
- Product Flyer - Watts Valves with Press Connections
- Specification Sheet - LFN55B-M1
- Specification Sheet - LFN55B-M1 (Spanish)
Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |