Standard or Nonstandard: Standard Structure: Check Pressure: Low Pressure Power: Pneumatic Material: Plastic Temperature of Media: Normal Temperature Media: Gas ,water , oil Port Size: 3/8" Place of Origin: Fujian, China (Mainland) Model Number: CJT031 Brand Name: www.rubbervalve.com Application: Other Product name: Diaphragm non-return valve pump Valve type: diaphragm,water,hydraulic,medium pressure,standard,rubber Body material: ABS Inner material: Silicone Type: Diaphragm Opening pressure: 0-1 kpa Samples: Available Certificate: ISO 9001:2008 Ship: Air/Express/Sea Service: OEM/ODM