PRODUCTS > LEAK DETECTORS > BIG BLU
ORIGINAL BIG BLUâ„¢
MICROLEAK DETECTOR
The Original Big Blu leak detector is trusted by OEMs and HVAC professionals worldwide and is the only bubble solution capable of detecting microleaks as small as 0.65 ounces per year. Its unique elastic formula clings to surfaces and produces long-lasting bubbles, helping technicians quickly pinpoint even the smallest leaks. Safe for use on all gases, including oxygen, Big Blu is non-corrosive, biodegradable, and NSF certified for use around food.
- NSF certified for use around food
- Non-corrosive and biodegradable
- Detects microleaks down to 0.65 oz/year
- Safe on any type of gas
PART# RT100S & RT100G
SIZE: QUART | GALLON | DRUM
SIZE: QUART | GALLON | DRUM
VIDEO & DIRECTIONS
- Turn off or disconnect all power.
- Coat all surfaces with a flat liquid free of bubbles or foam.
Focus on threaded connections, joints, and valves. Read our Leak Detection Manual for more information. - Bubbles will form instantly for most leaks. Wait 5-30 minutes. Micro leaks will develop and appear as white foam cocoons or tiny bubble clusters.
- Place unit back into operation and check for vibration leaks.
- Wipe or rinse surfaces if water is available.
- All Done!
INFORMATION & DOWNLOADS










