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Big Blu Microleak Detector Refrigeration Technologies


Availability: 6 in stock

BIG BLU is a strong and persistent film forming liquid that has excelled in the field identification of gas leaks. It remains, the only bubble/foam indicator capable of detecting micro gas leakage down to 0.65 ounces per year. Use to detect leaks on any pressurized gas system. This product is not your typical mixture of soap and water. It is an advanced proprietary formulation. Used by nearly 80% of all service technicians throughout the US, Canada, Japan and the Pacific Rim. Approved for use on Oxygen systems.


  • Any Gas – Tested safe on all gases including oxygen.

  • Non-Corrosive – Safe to use on all metal surfaces.

  • Certified – NSF and Kosher certified, Biodegradable and Eco-Friendly.

  • Food Safe – Approved for use around food.

  • Microleaks – Ultra sensitive formula detects leaks down to a rate of 0.65 oz/yr.


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