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It is used to prevent backflow by allowing water to flow in one direction.
It is designed for 1 inch piping systems.
No, it does not require a control box.
The supplied product data identifies it as a double hole check valve, but no further specification is provided.
Yes. It is intended to be installed in the correct flow direction so water flows one way.
Yes. The supplied content describes it as a backflow prevention valve for water systems.
Check that the valve is aligned with the correct flow direction and inspect for leaks after installation.
The 1 inch NLB Double Hole Check Valve is designed for 1 inch piping systems and helps prevent backflow by allowing water to flow in one direction. It does not require a control box.
| Manufacturer | Aqua Science |
|---|
This 1 inch check valve should be installed in line with the correct water flow direction.

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