- The check valve are made of plastic material, durable and compact, it can prolong the product service life.
- Medical grade material, safe and nontoxic, perfect for water pipe fitting.
- Strong resistance to acid, alkali, salt corrosion ability, can be used for different types of liquid. Normal performance under 25 ? to 60 ?.
- Used in fluid systems to prevent reverse flow of fluids or in pneumatic systems to prevent reverse flow of compressed air.
- Widely used in water treatment, air purification, automotive parts, machinery industry, medical equipment, household appliances and other fields.

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