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Watts LF25AUB-Z3 2 2 In Lead Free Water Pressure Reducing Valve, Npt Female Union X Npt Female, Ss Seat, Adjustable 25-75 psi
Model: WAT-LF25AUB-Z3 2
2 In Lead Free Water Pressure Reducing Valve, Npt Female Union X Npt Female, Ss Seat, Adjustable 25-75 psiLF25AUB-Z3 2 - spec sheet
Watts
$1,362.86
$1,312.86
1/2 In Lead Free Water Pressure Reducing Valve, Npt Female Union X Npt Female, Adjust 25-75 psi
LFU5B-Z3 1/2 - spec sheet
LFU5B-Z3 1/2 - spec sheet
Manufacturer Resources
Product Specs
- Adjustable Reduced Pressure Range:
- 25 to 75
- Adjustable Reduced Pressure Range Bar:
- 1.8 to 5.2
- Body Material:
- Lead Free Copper Silicon Alloy
- Buy American Act Compliant:
- USA
- Corrosion Resistant Coating:
- Yes
- Disc Material:
- EPDM
- Ean:
- 98268327335
- Gauge Option:
- No Gauge
- Gds Status:
- Registered
- Inlet Connection Size:
- 1/2 IN
- Inlet Connection Type:
- Female Threaded
- Inlet Thread Type:
- NPT
- Lead Free:
- Yes
- Maximum Operating Temperature Fahrenheit:
- 160
- Maximum Working Pressure Bar:
- 20.7
- Maximum Working Pressure Psi:
- 300
- Minimum Temperature Celsius:
- 0.5
- Minimum Temperature Fahrenheit:
- 33
- Outlet Connection Size:
- 1/2 IN
- Outlet Connection Type:
- Female Threaded
- Outlet Thread Type:
- NPT
- Part Number:
- 9100
- Series:
- LFU5B-Z3
- Standard Reduced Pressure Setting Bar:
- 3.4
- Standard Reduced Pressure Setting Psi:
- 50
- Strainer:
- Yes
- Strainer Material:
- Stainless Steel
- Thermal Expansion Bypass:
- Yes
- Trim Material:
- Stainless Steel
- Valve Style:
- Standard
- Department:
- Plumbing
- Product Group:
- Plumbing
- Product Subgroup:
- Valves
- Product Type:
- General Valve
- brand_name:
- Watts
Watts LFU5B-Z3 1/2 – Frequently Asked Questions
1) What is the purpose of this water pressure reducing valve?
This valve reduces high incoming water pressure to a safe, consistent level for your plumbing system. It protects fixtures, appliances, and pipes from damage caused by excessive pressure while maintaining steady flow throughout your building.
2) What pressure range can this valve regulate?
This Watts LFU5B-Z3 adjusts outlet pressure from 25 to 75 PSI. The adjustable design allows you to set the exact pressure needed for your application. Most residential applications work well at 45-60 PSI.
3) What does lead-free certification mean for this valve?
Lead-free construction meets NSF/ANSI 61 standards for potable water contact. This valve contains less than 0.25% weighted average lead content, making it compliant with federal Safe Drinking Water Act requirements for drinking water systems.
4) How do the female union connections work?
The 1/2" NPT female union inlet allows for easy installation and future removal without cutting pipes. The outlet is standard 1/2" NPT female. Union connections simplify maintenance and replacement while providing secure, leak-free joints.
5) Where should this pressure reducing valve be installed?
Install on the main water line after the water meter and main shutoff valve, before any branch lines. Mount in accessible location for adjustment and maintenance. Install with flow arrow pointing in direction of water flow.
6) What accessories are recommended with this valve?
Consider adding a pressure gauge downstream to monitor outlet pressure. A bypass valve allows water flow during maintenance. Some installations benefit from a strainer upstream to protect the valve mechanism from debris.
7) How do you adjust the pressure setting?
Turn the adjustment screw on top of the valve. Clockwise rotation increases outlet pressure, counterclockwise decreases it. Make small adjustments and allow pressure to stabilize before further changes. Use downstream pressure gauge for accurate readings.
8) What are the maximum operating conditions for this valve?
Check manufacturer specifications for maximum inlet pressure and temperature ratings. Most residential pressure reducing valves handle inlet pressures up to 300 PSI and temperatures up to 180°F. Verify ratings match your system requirements.
9) How often does this valve need maintenance?
Check pressure settings annually and after any plumbing work. Clean or replace internal components every 3-5 years depending on water quality. Hard water areas may require more frequent service. Replace valve if adjustment range becomes limited.
10) What plumbing codes apply to pressure reducing valve installation?
Most codes require pressure reducing valves when street pressure exceeds 80 PSI. Some jurisdictions mandate them for all new construction. Check local plumbing codes for specific requirements regarding placement, bypass provisions, and pressure settings.
11) Can this valve be used in commercial applications?
This 1/2" valve works for small commercial applications with appropriate flow requirements. Larger commercial buildings typically need bigger valve sizes. Consider flow rate, inlet pressure, and demand patterns when sizing for commercial use.
How fast can I get the Watts LFU5B-Z3 1/2 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
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Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Watts LFU5B-Z3 1/2 come with a warranty?
Absolutely. The Watts LFU5B-Z3 1/2 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Watts LFU5B-Z3 1/2?
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