Refrigeration Technologies RT175B Big Blu Brush On Microleak Detector

The original Big Blu microleak detector downsized into a Brush On applicator. This product is great for spot leak applications and is supplied with a 10 inch extension dauber. Features: NSF certified for use around food Non-Corrosive Detects Micro Leaks down to 0.74 oz/year Safe on any type of gas