Product Description：

O-ring type Transparent（PVC) Flange containment （Patented)

1.BS 4346 Thread

2.NBR o ring

3.visual monitoring

4.lightweight and easy to install

5.can only be installed for pipe jiont ,flange and valve

Application：

1.Double containment piping system

2.food,medical industry

3.microelectronics

4.chemical industry 

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