replying to scorpionleather, John wrote:
Exactly.They make it look like it is specific for air conditioners so they can
sell it at an excessive price.Use 50/50 window cleaner with water in a spray
bottle on the fins and blower fan and wait 3 minutes before rinsing with water
or 1 spoon of detergent with a teaspoon of bicarbonate of soda in a spray
bottle to get the same result.

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