All houses in this study had brick façades with structural concrete block exterior walls and no insulation inside the walls. All had basements that were either directly or indirectly conditioned. Details on each house are below.
House #1
A 1,625-square foot bungalow built in the 1930s with 33 windows and a hot water boiler.
House #2
A 2,250-square foot bungalow built in the 1950s with 12 windows and a gas furnace.
House #3
A 1,125-square foot, two-story bungalow built in 1935 with 11 windows and a gas furnace.
House #4
A 1,150-square foot, two-story bungalow,built in 1925 with 22 windows and a gas furnace.
House #5
A 2,160-square foot, single–story, ranch-style home built in 1965 with, 12 windows and a gas furnace.
House #6
A 2,500 square-foot bungalow built in 1970 with a hot water boiler and 24 winows.