Will pipe insulation stop condensation on an HVAC drain line?

Question

ISSUE

A sweaty condensation drain line is dripping and causing mold in a ceiling panel:

The condensation drain pipe is lengthy and spans two rooms:

Is insulating the pipe an effective means to counter this drip / mold problem? If you have successfully solved this problem please state this in your response and include details / context. Thank you

score 3 · Accepted Answer · answered Jul 21 '17 at 17:55

3

Yes. Isolating the pipe from moist air has been the common fix for decades.

answered Jul 21 '17 at 17:55

isherwood

score 1 · Answer 2 · answered Oct 20 '17 at 08:41

1

Not sure where you live but in humid climates it is standard practice to insulate condensate drain lines for that very reason.

answered Oct 20 '17 at 08:41

user76730