check valve
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Quality/Safety Certification: 0.00
1.silicon check valve
2. inlet and outlet diameter are 4mm
3.materials: GPPS and silicon
4.size: 5*1.5cm
Check valve
specifications: inlet and outlet diameter are 4mm size: 5*1.5cm materials: GPPS and silicon color: red,orange,black/customized
1.High quality silicon(silicon accord with environment protection requirement)is durable 2.GPPS 3.Good sealing, shells with ultrasonic welding
