Laserfiche WebLink
DESIGN CONDITIONS FOR HVAC <br /> McGUIRE RESIDENCE <br /> ORONO, MN. <br /> DESIGN TEMPERATURES: <br /> INDOOR OUTDOOR <br /> WINTER 70° -25°F <br /> SUMMER 78°/50%R.H. 92°db/75°Wb <br /> BUILDING HEAT TRANSMISSION VALUES (U btu/hr/°F/S.F.) <br /> ROOF: Wood Frame Roof with R-44 insulation U = .023 <br /> WINDOWS: Double glazed, insulating U = 0.60 <br /> DOORS: Insulating Glass U = 0.60 <br /> WALLS: Wood frame, 2"x 6", R 19 insulation, stucco U = 0.053 <br /> GRADE FOUND: 12" Concrete Block, 2" insulation U = 0.15 <br /> HEAT LOSS CALCULATION MULTIPLIERS: <br /> ROOF: AREA X 95°x U value =AREA X 2.2 <br /> WINDOWS: AREA X 90°X U value =AREA X 57 <br /> DOORS: AREA X 95°x U value =AREA X 57 <br /> WALLS: AREA X 95°X U value =AREA X 5.0 <br /> FOUNDATION WALLS: AREA X 50°X U value=AREA X 7.5 <br /> HEAT GAIN CALCULATION MULTIPLIERS: <br /> ROOF: AREA X 40°(Equiv. Temp Diff.) x U value =AREA 0.92 <br /> SOUTH OR WEST WINDOWS: NON SHADED AREA X 100 <br /> NORTH WINDOWS: AREA X U value X 15°=AREA X 9.0 <br /> EAST WINDOWS: NON SHADED AREA X 60 <br /> SOUTH OR WEST WALLS: AREA X 35° (Equiv. Temp Diff.) X U value = AREA X 1.90 <br /> NORTH WALLS: AREA X 15°X U value=AREA X 0.80 <br /> EAST WALLS: AREA X 25°X U value =AREA X 1.33 <br /> VENTILATION CRITERIA: <br /> 20 CFM PER PERSON <br /> 2 CFM per S.F. exhaust in bathrooms <br /> 11/16/97 <br />