Furnace
We had taken out our sleeper couch, which is where the furnace is situated. Now I want to “box-in” the furnace. Is there any ventilation I need or can I just box it in. I plan on using screws so th...
Forum Discussion
MUST have a return air inlet of a min. size spec'd by the furnace manufacturer. Also must have min. clearances to sides and top, also as per specs.
