- 3/4″ Double Check Backflow Valve Assembly
- With full port QT ball valves
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.
Documents:
- Specification Sheet – 350 (SIZES 3/4″ – 2″)
- 350 (3/4″ – 1″) Repair Parts
- Waterworks Brochure
- 300 Series Small Backflow – Irrigation Contractor (NON-Winterizing) Sell Sheet
- 300 Series Small Backflow – New Construction Plumber Sell Sheet
- 300 Series Small Backflow – Backflow Tester Sell Sheet
- 300 Series Small Backflow – Irrigation Contractor Winterizing Sell Sheet
- 300 Series Small Backflow – Distributor Sell Sheet
- Blow Out and Flush Housing Instructions
- Installation and Maintenance Instructions 3/4″ – 1″
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