Designed to Eliminate Foreign Objects: Flush with our products to remove moisture, acids and contaminants after a compressor burns out with our automatic air conditioner flush kit. Versatile to meet your needs: Quickly and efficiently remove old refrigeration oil and debris before replacing or retrofitting compressor systems; designed to be used with any lightweight AC system flush solvent (not included); can even be used to clean your home refrigerator line or set of lines. Easy-to-use flush system: Simply fill the AC flush tool canister with light AC flush solvent, then screw the fittings onto the canister; connect to the air compressor (not included), turn on the valve switch and air pump. DURABLE AND REUSABLE: Air Conditioning System Flush Kits are made of thickened stainless steel tanks that won t leak. The canister is high pressure, corrosion resistant and has a long service life, the canister is reusable and durable enough to withstand years of wear and tear.