Alkaline Coil Cleaner
Non-acid, alkaline detergent, coil, and fin cleaner for all types of air conditioner and cooler coils and fins. Excellent for cleaning vehicle radiators and oil and transmission cooler coils. Purple liquid with sassafras odor.

Koilex
Professional strength coil and fin cleaner. Powerful foaming action deep cleans effectively. Real labor saver. Contains HF acid and three other inorganic acids for maximum cleaning. Truly a professional strength product to be used only by trained professionals.