I noticed this over the winter in a few spots and it seems to be getting worse. So I’m going to get a dehumidifier running and scrub with bleach. I didn’t need the sealed combustion by code.
I screwed up and said forced hot air but it’s actually a gas fired nosiness hot dawg heater. So it takes outside air and brings it into a sealed combustion chamber that has a fan blow across and sends the warm air through the garage. I’m sorry for the confusion.
Unfortunately no. We finished the room over the garage in 2016 and those ducts run in the attic. Thanks for the replies.
Any other thoughts?
Could it just be the snow melting off and the heat in the garage causing the mold? I mean the floor stays damp most of the winter. Not always...
Finished space over the garage. All walls are affected. Garage is very well insulated and finished with drywall, taped and painted. I have insulated garage doors. There are a couple smaller gaps where the doors meet the foundation but smaller then a dime. The furnace draws outside air for...
As the title states I have found mold on the walls and ceilings of my attached garage. House was built New in 2013. Garage was finished at same time. 2014 we added a garage heated. Forced hot air modine with sealed combustion. We are located in Massachusetts and keep the garage between...