Brio Leak Stop 30ml for Air Conditioning and Refrigeration Systems – 30 mL Brio Leak Stop permanently repairs leaks up to 0.3 mm on rubber and metal components of air conditioning and refrigeration systems, including those of vehicles.Highly safe formula: Brio Leak Stop is polymer-free, therefore it does not react with moisture and oxygen and does not clog air conditioning and refrigeration systems. Brio Leak Stop is compatible with all refrigeration lubricants and refrigerant gases, including R12, R134a, R1234yf, CFC, HFC, HCFC, R32 and HFO, except R717 (ammonia). It is the ideal solution for fixing refrigerant gas leaks even in the air conditioning systems of hybrid and electric vehicles. Dosage Automotive: 30 mL per vehicle. HVAC/R: 30 mL for systems up to 15 kW or 500 mL of compressor lubricant. Features: › Permanently repairs refrigerant gas leaks. › Safe for all AC/R systems. › Repairs both metal and rubber components of AC/R systems. › Compatible with all refrigeration lubricants and refrigerant gases, except R717 (ammonia). › Visible when exposed to UV lamp. › Non-flammable, non-irritating, safe for the technician. › Significantly reduces compressor noise. › Ideal for preventive maintenance.