Thermo-Plumb Bob Refill Only, Safety-Blue, -20/...
$58.50
* Temp Range: -20/120F
* Safety Blue filled liquid
* Overall Length: 6"
The thermo-plumb bob is used to determine vertical reference measurements of the amount of oil and viscous liquids left in storage tanks while reading the temperature of the liquid. Can be attached and suspended from the end of a gauging tape to help to pull the measuring device to the bottom of the tank. Machined and manufactured in-house from brass and features a hollow interior with a built-in thermometer, an eyelet loop at the top for attaching a tape, and clearly defined markings for accurate readings.