Wilkins 34-375XLS | 3/4" RP Backflow Preventer with Strainer
Wilkins 34-375XLS | 3/4" RP Backflow Preventer with Strainer is backordered and will ship as soon as it is back in stock.
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Important Note on Delivery Times
All shipping estimates provided are approximate only. While we always strive to meet or exceed your delivery expectations, we cannot guarantee the exact delivery times listed.
For time-sensitive orders, please contact us directly so we can provide a more accurate lead time estimate based on your specific requirements.
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All in stock orders received before 3PM EST will ship the same day. Orders received after 3PM EST will ship the following business day.
Water Filters, Hand Dryers, & 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
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 34-375XLS is a 3/4" reduced pressure principle backflow preventer assembly with integrated lead-free bronze Y-type strainer, designed to protect potable water supplies from contamination.
Key Specifications:
- Size: 3/4 Inches
- Maximum Working Pressure: 175 PSI
- Maximum Working Temperature: 180°F
- Notable Certifications: ASSE 1013, cUPC, CSA B64.4
- End Connections: FNPT Threads
Other Related Variants:
- 12-375XLS: 1/2 Inch model size
- 1-375XLS: 1 Inch model size
- 112-375XLS: 1 1/2 Inch model size
- 2-375XLS: 2 Inch model size
Materials:
- Housing: Reinforced Nylon (FDA approved)
- Ball Valves: Low Lead Cast Bronze (ASTM B 584)
- Strainer: Lead-Free Bronze
- Fasteners: Stainless Steel (300 Series)
- Springs: Stainless Steel (300 Series)
- Struts: Stainless Steel (300 Series)
- Elastomers: Silicone (FDA Approved)
- Elastomers: Buna Nitrile (FDA Approved)
- Internals: Delrin
- Internals: Nylon
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 1013; cUPC; CSA B64.4; AWWA C511; USC Foundation Approved; NSF/ANSI/CAN 61 & 372
Features & Benefits:
- Lead-Free Compliance: Meets NSF/ANSI/CAN 372 with less than 0.25% weighted average lead content for safe drinking water applications.
- Comprehensive Protection: Protects against both backsiphonage and backpressure where potential health hazards exist in potable water systems.
- Integrated Strainer: The Zurn 34-375XLS includes Model SXL lead-free bronze Y-type strainer to prevent debris from entering the system.
- Durable Construction: Features reinforced nylon housing, stainless steel components, and silicone elastomers for long-lasting performance up to 180°F.
FAQ
Q: What is the required installation height for the Zurn 34-375XLS?
A: The assembly must be mounted at a minimum of 12 inches and a maximum of 30 inches above adequate floor drains with sufficient side clearance for testing and maintenance.
Q: Can this backflow preventer be submerged or installed outdoors?
A: No part of the unit can be submerged. For indoor installations, an air gap adapter is required. For outdoor installations, a protective enclosure should be provided.
Q: What certifications does the Wilkins 34-375XLS carry?
A: It is ASSE Listed 1013, cUPC Listed, CSA Certified B64.4, AWWA compliant C511, USC Foundation approved, and meets NSF/ANSI/CAN 61 and 372 requirements.
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.



