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Wilkins 375A Reduced Pressure Principle Backflow Preventer, 2-1/2" to 10", Lead-Free*
Wilkins 375A Reduced Pressure Principle Backflow Preventer, 2-1/2" to 10", Lead-Free*
    Wilkins

    Wilkins 375A Reduced Pressure Principle Backflow Preventer, 2-1/2" to 10", Lead-Free*

    The Reduced Pressure Principle Backflow Prevention Assembly shall be certified to NSF/ANSI 61, ASSE® Listed 1013, and supplied with full port gate valves. The main body and access cover shall be epoxy coated ductile iron (ASTM A 536), the seat ring and check valve shall be NORYL™, the stem shall be stainless steel (ASTM A 276) and the seat disc elastomers shallbe EPDM. The checks and the relief valve shall be accessible for maintenance without removing the device from the line. The Reduced Pressure Principle Backflow Prevention Assembly shall be a ZURN WILKINS Model 375A.

    Compliance:

    • Massachusetts Approved, 
    • NSF 61
    • NSF 372
    • ASSE® Listed 1013
    • AWWA Compliant C511 (with gates only), and C550
    • CSA® Certified B64.4
    • cUPC® Listed
    • UL® Classified
    • C-UL® Classified
    • USC Approved
    • FM® Approved

    Features:

    • Multiple shut-off valve options for every application eases installation
    • Complete epoxy coating inside and outside of valve body eliminating exposure to corrosion
    • Utilizes Zurn Wilkins low headloss compound check for reliable and superior performance
    • Low-lead law compliant

    Keywords: wilkins 375a, 6 inch backflow preventer, shut-off valves, Compound Check, reduced pressure backflow assembly, Reduced Pressure Backflow Preventers, Reduced Pressure Principle Backflow Preventer, Reduced Pressure Zone Assemblies, Reduced Pressure Principle Assembly, Cross Connection Control, grooved inlet

    Technical specification
    • Unique ref.zurn-375a
    • Product familyBackflow Preventers
    • Product groupReduced Pressure Principle Assembly
    • TypeObject (single object)
    • Date of publishing2025-09-02
    • Edition number1
    • Height (inches)27.38
    • Width (inches)11.75
    • Depth (inches)35.13
    Related
    • Material mainDuctile Iron
    • Material secondaryStainless steel
    • Designed inUnited States
    • Weight Net (Lbs)191
    Classification
    • BIMobject CategoryPlumbing - Valves
    • IFC classificationValve
    • Uniclass 2015 CodePr_65_54_94_72
    • Uniclass 2015 DescriptionReduced pressure zone valves
    • CSI MasterFormat 2014 Code40 05 67
    • CSI MasterFormat 2014 TitleSpecialized Pressure and Flow-Control Valves
    • OmniClass Number23-27 31 47
    • OmniClass TitlePressure Regulating Valves

    Region availability

    North America
    Anguilla
    Antigua and Barbuda
    Aruba
    Barbados
    Belize
    Bermuda
    British Virgin Islands
    Canada
    Caribbean Netherlands
    Cayman Islands
    Collectivity of Saint Martin
    Costa Rica
    Cuba
    Curaçao
    Dominica
    Dominican Republic
    El Salvador
    Greenland
    Grenada
    Guadeloupe
    Guatemala
    Haiti
    Honduras
    Jamaica
    Martinique
    Mexico
    Montserrat
    Nicaragua
    Panama
    Puerto Rico
    Saint Kitts and Nevis
    Saint Lucia
    Saint Pierre and Miquelon
    Saint Vincent and the Grenadines
    Saint-Barthélemy
    Sint Maarten
    The Bahamas
    Trinidad and Tobago
    Turks and Caicos Islands
    U.S. Virgin Islands
    United States
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