Konove-Ravetto Residence
Location: Chatham County, NC
Size: 1,665 SF heated; 126 SF front porch; 224 SF screen porch, 1,246 SF basement
Concrete slab on 1st floor; Cypress siding; Color metal roof with radiant barrier
Orientation: 12 degrees East off magnetic South
Features: R-22.75 walls 2x6 @ 24" O.C. (5.5" blown cellulose + 3/4" styrofoam); R-38 roofs + radiant barrier; Pella Designer Series (low-e on 3rd surface) on South glazing; Pella Proline (double low-e) on North, West and East glazing; 2 foot-overhangs; 371 cu.ft. concrete
Water heater: Solar Hot water & backup Seahorse unit (exterior combustion - fuel: propane)
Heating: radiant on 1st floor backup fuel: propane
Air conditioner: 10 SEER - 95% Ducts within conditioned space
Blower door test: approximately 1/3 air change per hour
Construction cost: $190,000 in 1996