The Alcius BIG BLU 4 Litre bubble leak detector is a professional grade bubble solution designed for fast reliable identification of gas and refrigerant leaks in automotive air conditioning systems refrigeration units HVAC installations and pneumatic equipment. Its concentrated water based formula produces stable visible bubbles at leak points allowing technicians to locate joints valves fittings and seals quickly without disassembly. The vivid blue colour enhances contrast on metal and painted surfaces for easier inspection.

Formulated to be non corrosive non flammable and low residue it is safe for use on copper aluminium steel brass and most rubber and painted finishes. The ready to use 4 litre container is suited to workshop or mobile service applications and pours easily into spray bottles or brushes for targeted application. Compatible with common refrigerants including R134a R1234yf R410a and with nitrogen and compressed air testing methods it supports routine service and emergency diagnostics. Use sparingly apply over suspected joints and watch for steady bubble formation to confirm leak location then clean off with water. Store in a cool dry place and reseal after use.

• Volume 4 litre ready to use
• Water based vivid blue formula
• Produces stable visible bubbles
• Non corrosive and non flammable
• Low residue safe on metals
• Suitable for HVAC refrigeration and auto AC
• Compatible with R134a R1234yf R410a
• Ideal for workshop and mobile use