The CVPU pneumatic check valve directs airflow in one direction and prevents reverse flow. This inch-size listing offers a 1/4 inch application tube option, supplied in packs of 5 pieces.
Product specifications
- Model: CVPU.
- Product type: pneumatic check valve, also described as a one-way air valve.
- Function: one-direction airflow and reverse-flow prevention.
- Application Tube option: 1/4 inch.
- Pack quantity: 5 pieces.
How to choose and install the CVPU check valve
Match the listed application tube size to your tubing specification and confirm the connection dimensions before ordering. Confirm the required airflow direction against the valve markings or supplier instructions before installation.
Common selection questions
What does a pneumatic check valve do?
It allows airflow in one direction and prevents reverse flow. This is the function stated for the CVPU valve.
Which tube size is listed?
The current Application Tube selection is 1/4 inch. Confirm the tube connection requirements against the product drawing; the size label is not a pipe-thread specification.
How many valves are included?
Each pack contains 5 CVPU check valves.
What pressure and temperature can it handle?
The current product information does not provide verified working pressure, cracking pressure or temperature ratings. Confirm these ratings and tubing compatibility with the supplier before selecting the valve for service.

