mini plastic check valve:

1) Size: from 1/8 to 4

2) Check valve Material: WCB, 202,301, 304, 316, 304L, 316L

3) Standards: API, JIS, BS, DIN, GB, etc

4) Package: Carton, plastic bags, plywood, etc

5) We guarantee our products are excellent in quality, and competitive in price.