Loophole LTTGK type

      Loophole is placed on the top of the tank used for lighting and aeration .
     There are A type and B type loophole. A type can be installed on the top of the oil tank; B type can be installed on the arch type oil tank; C type can be installed for heavy oil tank without strengthening plate.

Size chart.

 

 

 

 

 

 

 

 

Test standard: according to SY/T0525.4-93.