- OMTech CO2 Laser Coolant Non Conductive Liquid Cooler Heat Transfer Fluid for Laser Engraver Water Chiller, Prediluted Antifreeze Coolant for Laser Tubes, 1 gal Blue Transparent Water Cooling Solution

This coolant does exactly what laser coolant is supposed to do, and it does it well. It worked great in my setup, and I had no issues with it. It also made it through a sub-zero winter just fine, which gave me a lot of confidence in it. It’s a solid choice if you want something dependable for your laser chiller system.

Arrived with no damage. Pale Blue glycol - works well. No odor. Reasonable cost.

Works great, was 6 degrees this morning, laser still in great shape

Always buy the real Stuff. Great quality. Your laser will thank you.

I needed coolant/antifreeze for my laser cleaning machine. My shop is heated, however, I was concerned that freezing could be an issue in the event of a power outage. I needed coolant and antifreeze for my laser cleaning machine. Although my shop is heated, I was concerned that freezing could become an issue in the event of a power outage. I spoke with the laser manufacturer, and they confirmed that this product would be suitable for my application. However, it is a bit expensive, which is why I rated it four stars. I spoke with the laser manufacturer and they stated this would work for my application. It's a little expensive so that is the reason for 4 stars.

On time and exactly what was advertised

This product worked very well for our Nd:YAG laser cooling systems. Highly recommend it.

Fast and perfect