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๐ง Protect your flow, save your time, and lead the pack with Zurn Wilkins!
The Zurn Wilkins 1-350 1" Double Check Backflow Preventer is a robust, corrosion-resistant valve assembly designed for low health hazard, non-potable water systems. Featuring a patented EZSwap removable pressure vessel and flush tool, it streamlines installation and maintenance, saving up to 15 minutes per job and reducing lifecycle repair costs by 75%. Certified by ASSE, IAPMO, CSA, and AWWA, it ensures reliable protection against backflow while promoting water savings and durability in outdoor environments.







| ASIN | B004Q0OJL6 |
| Best Sellers Rank | #38,433 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #53 in Check Valves |
| Brand | Wilkins |
| Brand Name | Wilkins |
| Customer Reviews | 4.6 out of 5 stars 147 Reviews |
| Exterior Finish | Stainless Steel |
| Global Trade Identification Number | 00612052081427 |
| Included Components | Double Check Valve Assembly |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | F |
| Item Dimensions | 11.6 x 4.5 x 5.5 inches |
| Item Type Name | Double Check Backflow Preventer |
| Item Weight | 0.01 Ounces |
| Item dimensions L x W x H | 11.6 x 4.5 x 5.5 inches |
| Manufacturer | Zurn Industries |
| Manufacturer Part Number | 1-350 |
| Manufacturer Warranty Description | 1 Year manufacturer |
| Material | Bronze |
| Material Type | Bronze |
| Model Number | 1-350 |
| Number of Pieces | 5 |
| Number of Ports | 1 |
| Outlet Connection Size | 1 Inches |
| Outlet Connection Type | FNPT |
| Size | 1 Inch |
| Specification Met | ASSE Listed 1015, AWWA Compliant C510, CSA Certified B64.5, IAPMO |
| Thread Size | 1 inch |
| Thread Type | NPT |
| UPC | 612052081427 |
| Unit Count | 1.0 Count |
| Valve Type | Double Check Valve |
J**E
No complaints
Works great
A**S
Easy installation
A**R
The price was expensive but well worth the cost
This product did exactly what we need it to do
J**Y
very well made and approved for use by my water authority
these ZW valves are the best out there. Very well made and durable, thank goodness, because they are not inexpensive.
A**R
Works as it should.
Unfortunately in today's world, you expect something to like this to last 20 years, but chances are that the manufacturer gets sold every 5 years to another conglomerate so you really can't rate the quality by residential useage and how long it lasts. Even if it has no quality and doesn't last more that a year, complaining at that time will not fix it.
V**B
Backflow preventer
Perfect. Amazon saved me $500 over hardware store price. Totally happy with that.
G**E
Best item.
Fit perfectly no leaks. Price is amazing compared to other Les. Quality is amazing and I would 100% buy it again if I need it.
A**R
Backflow valve
Easy to install and works great!! VERY fast shipper!! THANK YOU!!
Trustpilot
5 days ago
3 weeks ago