3" dial thermo 18"stem 1/2"npt

Roofmaster offers these 3" heavy duty, industrial bimetallic thermometers. These thermometers are rugged and preferred by the roofing industry. 1/2" New Pipe Thread center back connection is standard. Glass lens is standard. Standard stem diameter is 0.25". Stem length is 18" on this model. Accuracy is 1% of full scale.