Great fluid technology is just one part of who we are.

Duratherm is widely recognized for making some of the most durable heat transfer fluids available. There’s more to us though than just great fluids, we’re a different kind of company and here’s just a few reasons for that.

Research & Development


  • Over 25 years of experience
  • Group of engineers and PhD chemists
  • OEM technical assistance
  • Numerous OEM partnerships
  • Advanced testing equipment
  • Comprehensive library of white papers

Unmatched Service


  • Quick shipping
  • Lifetime fluid analysis at no cost
  • Expert technical assistance
  • System troubleshooting
  • Complete engineering data
  • Dedicated account manager
link to glycol coolants page

Competitive Comparison


Take a closer look at how our industry-leading thermal fluids compare to our competitors.

Advanced Technology


Finely adjusted additives enable a clean, trouble-free operation. See what we’ve created to give this edge.

link to open bath fluid page

Free Fluid Analysis


Like our products, our service will never let you down. We’re available 365 days a year and always willing to assist.

link to glycol coolants page

Customer Testimonials


We think our products speak for themselves, but see what our customers have to say.