Wilkins 12-375 | Reduced Pressure Principle Assembly for Irrigation
Wilkins 12-375 | Reduced Pressure Principle Assembly for Irrigation is backordered and will ship as soon as it is back in stock.
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Estimated Shipping Times
All in stock orders received before 3PM EST will ship the same day. Orders received after 3PM will ship the following business day.
Water filters, hand dryers and indoor bottle fillers are our most popular in stock items.
Outdoor Tubular Drinking Fountains
Evergreen normally ships in 5-15 days. Black, Gray and Blue ship in 2-4 weeks.
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In stock units ship within 48 hours. Other units normally ship in 2-4 weeks.
Other
Please contact us directly if you need an exact lead time for any model.
Orders that ship directly from a manufacturer normally have a firm shipping estimate but those dates are subject to change due to manufacturer production, inventory or shipping. We do our best to estimate ship dates but orders shipping directly from the manufacturer can have unexpected delays. We will confirm tracking information when orders ship directly from a manufacturer but may not have updates or estimates beyond the original estimate. Once your order is placed with the manufacturer, it may not be able to be cancelled even if it hasn't shipped yet.
Please contact support@bottlefillingstations.com to confirm delivery time for a specific product or quantity. Or to inquire about an existing order.
Special Case Shipping Rates
Please note that shipping rates are subject to change at any time. We reserve the right to charge an additional fee in addition to the regularly advertised shipping fee for shipping to remote areas not easily accessible by typical freight carrier means (i.e. islands only accessible by ferry). If your order falls into this category, you will be notified upon receipt of your order, and have the option to complete the purchase with additional fee or to cancel the order. Please note, these instances are very rare, as most locations are reachable by regular freight. If you have any questions, please contact us!
Key Terms & Conditions
Exceptions may apply to islands and other remote territories.
All orders shipped by the carrier of our choice.
The Wilkins 12-375 is a reduced pressure principle backflow preventer designed for irrigation water lines, protecting against backsiphonage and backpressure in non-potable systems.
Key Specifications:
- Available Sizes: 1/2", 3/4", 1", 1 1/4", 1 1/2", 2"
- Maximum Working Water Pressure: 175 PSI
- Maximum Working Water Temperature: 180°F
- Notable Certifications: ASSE 1013, cUPC, CSA B64.4
- End Connections: Threaded FNPT ANSI B1.20.1
Other Related Variants:
- 112-375: 1 1/2 Inches size version
- 114-375: 1 1/4 Inches size version
- 1-375: 1 Inches size version
- 2-375: 2 Inches size version
- 34-375: 3/4 Inches size version
Materials:
- Reinforced Nylon housing
- Stainless Steel fasteners, 300 Series
- Silicone elastomers
- Buna Nitrile elastomers
- Delrin internals
- Nylon internals
- Stainless steel springs, 300 series
- Cast Bronze ball valves, ASTM B 584
- Stainless Steel struts, 300 Series
Typical Installation:
Local codes shall govern installation requirements. To be installed in accordance with the manufacturers' instructions and the latest edition of the Uniform Plumbing Code. Unless otherwise specified, the assembly shall be mounted at a minimum of 12 inches (305mm) and a maximum of 30 inches (762mm) above adequate drains with sufficient side clearance for testing and maintenance. The installation shall be made so that no part of the unit can be submerged.
Standards Compliance:
ASSE Listed 1013; cUPC Listed; CSA Certified B64.4; AWWA compliant C511; Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
Features & Benefits:
- Complete Protection: Protects against both backsiphonage and backpressure of contaminated water into potable water supply where potential health hazards exist.
- Durable Construction: Reinforced nylon housing with stainless steel internal components ensures long-lasting performance in demanding irrigation applications.
- Multiple Configuration Options: Available with full port ball valves, street elbows, integral test fittings, strainers, and air gap configurations to meet specific installation requirements.
- Serviceable Design: Field-serviceable internal components with available repair kits reduce maintenance costs and extend product lifespan.
FAQ
Q: What is the minimum and maximum installation height required for the Zurn 12-375?
A: The Wilkins 12-375 assembly must be mounted at a minimum of 12 inches and a maximum of 30 inches above adequate drains with sufficient side clearance for testing and maintenance.
Q: Can the Zurn 12-375 be used for potable water applications?
A: No, the Model 375 is designed for non-potable irrigation applications only to prevent contamination of the potable water supply.
Q: What accessories are available for the Wilkins 12-375?
A: Available accessories include repair kits, thermal expansion tanks, soft seated check valves, shock arresters, quick test fitting sets, and blow out/flush fittings for various sizes.
NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.
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Always consult with a licensed professional and check local codes before installation. For further details, check the Owners Manual.
Contact us at support@bottlefillingstations.com with any questions.



