The 350 Double Check Backflow Preventer provides low health hazard protection in non-potable applications. The EZSwap™ removable pressure vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair.

To view all options, see the Specification Sheet - 350 (SIZES 3/4" - 2")

Features And Benefits

• EZSwap removable pressure vessel is quickly removed and replaced with Flush Tool (BOF) for simple line flushing to remove fouling debris
• Labor savings from ease of flushing with only one person saves up to 15 minutes per installation
• Quick and thorough winterization with Blow-Out Accessory prevents costly freeze damage and improves productivity when freeze is quickly approaching
• EZSwap Pressure Vessel can be removed and replaced in seconds, reducing repair cost and water system down time
• EZSwap Pressure Vessel is serviceable off-line and reusable, allowing maintenance and repairs to be performed in the safety of the work truck or shop
• Durable UV resistant reinforced nylon EZSwap Pressure Vessel resists corrosion and mineral build-up to better withstand harsh outdoor conditions
• Stainless steel shut-off valve handles, hardware, and struts resist corrosion
• Reduced labor and repair kit costs yield savings of 75% or more during the backflow life-cycle