- 2-1/2" double check assembly with stainless steel body and flanged end OS&Y gate valves
- Short lay-length for small space installation
- Reliable performance and improved flow characteristics from patented Compound Check, allowing for installation in lower-pressure systems
- Available as 350ASTR for custom length, drop in replacement
- Ideal for any backflow replacement
- Lower maintenance costs from corrosion resistance of stainless body
The Zurn Wilkins 350AST Double Check Backflow Preventer with stainless steel body provides low hazard protection with a corrosion resistant and light weight design. Multiple shut-off and end connections are available for installation versatility.