Dowtherm SR-1

Dowtherm SR-1 heat transfer fluid is a formulation of 95.5 weight percent ethylene glycol and a specially designed package of industrial corrosion inhibitors. The fluid is dyed fluorescent pink for leak detection purposes. Solutions in water provide freeze protection to below -50*C and burst protection to below -73*C.

Dowtherm SR-1 is used in closed-loop, water-based HVAC, process heating and cooling, food industry applications within temperature range.


We are pleased to offer Dowtherm SR-1 & 50/50 blend in the following quantities:

  • 55 Gallon Drum