About This EFFECTIVE COIL CLEANING SOLUTION: Experience powerful performance with this internal coil flushing fluid, designed to dissolve hardened carbon deposits, sludge, and oil for maximum system efficiency. RELIABLE SYSTEM MAINTENANCE FLUID: This interior refrigeration coil system cleaner removes acid buildup and water, helping prevent future compressor failures and extending equipment life. SAFE & EASY TO USE FORMULA: The internal refrigeration coil system cleaner offers a non-flammable, low VOC, and residue-free formula, making it safer and simpler to use than traditional solvents. COMPATIBLE WITH MULTIPLE SYSTEMS: Use this internal coil cleaning fluid across refrigeration and air conditioning systems with mineral, ester, PAG, or alkybenzene oils and all major refrigerants. VERSATILE HVAC SYSTEM CLEANER: Ideal for cleaning refrigerant recovery units, recycling systems, mechanical parts, and coil interiors before installing a new compressor or switching oils. Overview Brand : ComStar Item Form : Liquid Scent : Unscented Specific Uses For Product : Engine Material Feature : Biodegradable