The most important issue is that connected garages will have to have a system in place, to keep carbon monoxide from a operating car contained in the storage, from filtering through the partitions and ceiling into the house. Hey just typically speaking, when constructing walls in a basement, do framers build the entire wall first on the floor like a house or a shed wall, or do they do one 2×4 at a time? If building the entire wall first, what distance good rule of thumb to me… Double or triple glazing your windows will assist scale back warmth loss. …