Tank Ball Valve
Reverse Osmosis Tank Ball Valve – Select 1/4-Inch or 3/8-Inch Tube Size
Connect and isolate a reverse osmosis storage tank with this quarter-turn tank ball valve. Select either a 1/4-inch or 3/8-inch OD quick-connect tube port; both configurations use a 1/4-inch female NPT tank connection.
Choose the Correct Tube Size: Match the valve to the outside diameter of your existing RO tubing.
Available Configurations
| Specification | Details |
|---|---|
| Option 1 | 1/4-inch OD quick connect × 1/4-inch female NPT |
| Option 2 | 3/8-inch OD quick connect × 1/4-inch female NPT |
Key Features
- Quarter-turn on/off handle
- Fast quick-connect tube installation
- Fits compatible tanks with 1/4-inch male NPT threads
- Suitable for RO and DI water-storage tanks
- POM body with NBR O-ring and stainless-steel gripping teeth
Selection Notice: Confirm the tubing OD before checkout. The 1/4-inch and 3/8-inch versions are not interchangeable without changing the tubing or using an adapter.

