Liquip offers a range of 3" and 4" TTMA sightglass flanges which allow for visual identification of product in the run down piping prior to opening the API valve.
The standard drilling is TTMA, so the unit will fit behind an API adaptor as well as a Liquip butterfly valve.
Max pressure 1000kPa.
-50ºC to +80ºC.
BF3-SG: 3" TTMA x 25mm thick.
BF4-SG-25 4" TTMA x 25mm thick.
BF4-SG-40: 4" TTMA x 40mm thick.
BF4-SG-25Z BF4-SG-25 c/w 1 x 4" TTMA NBR Cork Gasket.
BF4-SG-25VZ BF4-SG-25 c/w 1 x 4" TTMA Viton Gasket.
BF4-SG-40Z BF4-SG-40 c/w 1 x 4" TTMA NBR Cork Gasket.
BF4-SG-40VZ BF4-SG-40 c/w 1 x 4" TTMA Viton Gasket.