My Solar Home
The Berwick Solar Home in Berwick, Pa is all retrofit. All the solar additions and insulation changes were made well after the initial construction date back in the 50's. The original specs. are as follows:
House dimensions are 30'x40'. Basement: 8" block no insulation. Rough concrete floor.
First Floor: 2"x4" studs, R11 Fiberglass batts. Single pane windows with storm windows. 1/2" drywall inside. 1-1/8 hardboard sheathing, vinyl siding over cedar siding with 1/4"eps underneath vinyl siding.
Attic: 2"x6" floor joists, R19 fiberglass batt with old 2" fiberglass underneath, total 8" ~R22.
Heating Systems: 52 gallon electric water heater, Lenox oil fired hot air furnace, 275 gallon oil tank. Old dial type thermostat.