Poor ventilation causes mold issue.

[@kjcslim]

Your videos are awesome and super useful. Thanks

[@myHVAClife]

Glad you like them!

[@RayRay-nb7tn]

You are right on target with the mildew on the ceiling.

[@myHVAClife]

I despise these humidity and mildew calls. They always blame the system.

[@RayRay-nb7tn]

@myHVAClife true customers think that the system causes that but but don't look at what the sources are.

[@Emmett-j4g]

I had the same problem in Fl.

[@myHVAClife]

I hate mildew and humidity calls.

[@eastcoast186]

👍👍👀🇺🇸

[@myHVAClife]

Thanks

[@dongordon2334]

what is the copper tube loop in the electrical compartment?

[@myHVAClife]

Trane runs a refrigerant line across the front of the drive control for a heat sink to keep it cool.