350 3/4" 350 Double Check Backflow Preventer, 3/4 double check valve backflow preventer, Double Check Valve Assembly, Compact and modular design, Prevent Backpressure and Backsiphonage

★★★★★ 4.8 29 reviews

US$56.37
Price when purchased online
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US$56.37
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 221423673 Release Date 2026/05/03 List Price US$56.37 Model Number 221423673
Category
  • [𝗘𝘅𝗰𝗲𝗹𝗹𝗲𝗻𝘁 𝗦𝗮𝗳𝗲𝘁𝘆]: The 3/4" 350 double check backflow preventer features two check valves in series. If one valve fails to close due to a fault, the second valve remains operational to prevent backflow, ensuring enhanced system safety.
  • [𝗛𝗶𝗴𝗵-𝗤𝘂𝗮𝗹𝗶𝘁𝘆 𝗗𝘂𝗿𝗮𝗯𝗹𝗲 𝗠𝗮𝘁𝗲𝗿𝗶𝗮𝗹𝘀]: The durable stainless steel and reinforced nylon construction offers a balance of longevity and practicality. The removable design can withstand harsh outdoor conditions, ensuring optimal performance even in extreme winter environments
  • [𝐂𝐨𝐦𝐩𝐚𝐜𝐭 𝐚𝐧𝐝 𝐦𝐨𝐝𝐮𝐥𝐚𝐫 𝐝𝐞𝐬𝐢𝐠𝐧]: The 3/4 backflow preventer adopts a removable pressure vessel design, The compact design aims to reduce maintenance time and costs. It can also be used offline.
  • [𝐐𝐮𝐢𝐜𝐤 𝐢𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧]: The backflow preventer 3/4 inch can be installed quickly and directly, supporting both indoor and outdoor use, as well as vertical installation.

Size 327.17 cubic inches
Brand Name Onylraep
Unit Count 1.0 Count
Valve Type Check Valve
Thread Size 3/4 inch
Thread Type 3/4 inch
Manufacturer Onylraep
Model Number 3/4-350
Material Type Nylon, Stainless Steel
Connector Type Threaded
Exterior Finish Stainless Steel, Reinforced Nylon
Item Dimensions 17 x 4.13 x 4.99 inches
Number of Ports 2
Number of Pieces 1
Specification Met ASSE 1013, ASSE 1014
Included Components 1350
Inlet Connection Size 0.75 Inches
Inlet Connection Type National Pipe Tapered
Smart Home Compatibility Not Smart Home Compatible

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4.8 out of 5
★★★★★
29 ratings | 12 reviews
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