How much heat transfers through an exterior wall into the environment in a given period of time? The theory of Thermodynamics, specifically the formulas for heat conduction using thermal resistance, offers a
The underlying idea here is that, since energy is lost to the environment through the surface of a home, minimizing the surface area will minimize energy losses. The
An unheated garage is technically not part of a home for the purpose of calculating form factors and surface areas. Garages are kind of an “in-between space” that
Most newer 2-story colonial homes have 2 heating/cooling units with the upstairs unit being installed in the attic. This saves the builder money because air ducts and returns
Adding foam board against the sheathing and underneath the siding is being done routinely today by high-end contractors, but it is still not common practice. While it does
In the old days, the house was built around one or more chimneys. The fireplace was the center of the house. Today, chimneys are typically built on the
