Quote:
Originally Posted by retiredguy123
You need to flush the condensate drain more than once a year. Once a month or so is needed. You don't need to use vinegar. A gallon of hot water will do just fine. That is what Munn's recommends.
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After having a new HVAC Carrier system install in January, Munn's told me the same thing, hot water once a month.
No chemicals