Dynaflux® 929 Defense concentrate is clear low solids liquid coolant that is specifically designed for closed-loop water cooled welding systems to insure steady flow rates in the most compact torches and keep the pump, chiller and flow controls operating at maximum performance.

Don't make the expensive mistake of running heavy automotive antifreeze through your torch. Automotive antifreeze includes coagulants designed to plug small leaks, they plug the small passages in your water-cooled torch.

When diluted, 1 part coolant to 1 part distilled or deionized water, coolant protects to -10F (-12C) and contains a lubricant additive to provide continious pump lubrication during operation. Weight: 9 lbs.