Our Most Durable All Metal Liquid Level Fill Gauge

The Gfk gauge is a lower profile fill gauge with an all metal top construction for maximum durability. Internal wetted components consist of Galvanized Steel Rods, HDPE Floats, and an Aluminum Bushing. Due to a different joint configuration, this gauge is only available from 8" depths to 48" depths.

  • A tough performer for use in tanks with depths from 8" to 48".
  • Please specify tank depth and size when ordering.
  • Indestructible cast aluminum housing.
  • Available in 1 5/16", 1 1/2", and 2" openings.
  • Repair parts available.
  • Indestructible cast aluminum housing. 

What it is?

Top mounted liquid level gauge that can measure the level of smaller tanks. Comes in any size from 8 inches to 48 inches. The all metal construction makes the GFK one of the most durable gauges on the market.

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GFK Gauge Overview

What it is

Top mounted liquid level gauge that can measure the level of smaller tanks. Comes in any size from 8 inches to 48 inches. The all metal construction makes the GFK one of the most durable gauges on the market.

Additional Options - Not Included

Multiple mounting options for this fill gauge shown below include.

  • CRS 1 5/16" weld on flange
  • Aluminum 1 5/16" bolt on flange
  • Pass Thru fitting option (no tank fitting required)

Instructions for Operation

  1. Unthread the aluminum locking nut. Separate the aluminum bushing from the rest of the gauge. (make note of where all your gaskets go.)
  2. Thread the male bushing into the female fitting on the top of your tank.
  3. Drop gauge through the center of the aluminum bushing float first. Be sure your gaskets are still in all the proper locations.
  4. Be sure your swing arm is pointing to an open spot in the tank, avoiding walls, corners, baffles or other obstructions.
  5. Tighten your aluminum locking nut and calibration down to the aluminum bushing.
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