7. Calculate the total heat transferring through the above grade wall portion of the house in kWh (ignoring below grade areas of basement and roof) for the month of January. The total above grade wall area is 250m2. The effective thermal resistance (includes framing members and cavity wall areas) of the walls is 2.24(m2K)/W. The average January temperatures at this house in Barrie, ON are +20C inside, -8C outside, and HDD=4254Kdays. January has 31 days. Your answer is correct if it is within 10% of the correct