Miniature Check Valve Small One Way for Aquarium 


The following information should be included in your inquiry:
1. body material: brass or stainless steel
2. medium:  what gas will the check valve be used for?
3. medium temperature
4. actual working pressure
5. cracking pressure (opening pressure)
6. connection and size
6. If you have special flow rate requirements, please indicate it.
7. Quantity