Watts Water 1 25AUB-Z3

Watts Water

Water Pressure Reducing Valve, 1 In

1 25AUB-Z3 74990
Average Rating: 4.5
Read Reviews (2) Write a Review
$152.99+ 3 Business Day Shipping $10.40
No Longer Available


ItemWater Pressure Reducing Valve
Material of ConstructionBronze
ConnectionFNPT x FNPT Union
Max. Working Pressure (PSI)300
Adjustable Range25 to 75 psi
Pressure Setting50 PSI
Max. Temp. (F)180
Height (In.)7
Length (In.)5-3/8
Standards ASSE 1003, ANSI A112.26.2, IAPMO Listed
Weight 5.500000


Water Pressure Reducing Valve, Standard, Material of Construction Bronze, Inlet/Outlet 1 In, FIP Union x NPT Connection, Max Working Pressure 300 PSI, Adjustable Range 25 to 75 PSI, Pressure Setting 50 PSI, Max Temp 180 F, Height 7 In, Length 5 3/8 In, Standards ASSE 1003, ANSI A112.26.2, IAPMO Listed

Pressure-Reducing Valves Series 25 AUB
  • Union inlet connection, with integral stainless steel strainer, and temperature-resistant reinforced EPDM diaphragm for hot water. Factory preset at 50 psi. FNPT x FNPT union connection. Low-lead valves are certified for use in potable water applications.
  • All models meet ASSE 1003, ANSI A112.26, and are IAPMO Listed, except 26X116. 5DMA4, 5DMA5, 5DMA6, 5DMA7, 5DMA8 meet CSA Standard B356, Southern Plumbing Code, and Mil. Spec. MIL-V-18146B Type I.
  • Max. pressure: 300 psi Max. temp.: 160 F

Customer Reviews

Average Product Rating: 4.5
based on 2 reviews

Needed To Rebuild After Install

Tuesday, December 27, 2011

Had to rebuild this after we installed it. A bunch of solder got stuck in it. Unclogged/rebuilt and it worked fine.

Sturdy and cheaper than anywhere else

Could be union on both sides

Submitted by ICE

Regulator Replacement

Monday, December 20, 2010

Need to replaced failed item.

Identcal replacement, no new plumbing needed

Submitted by Jack Swanson
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