Question

4. A house has 12800 ft2 and 3 1/8” fiberglass insulation. The heating season 9 month long. During which the average outdoor temperature is 30 OF. The house temperature kept at 75 OF. What saving would be had if the owner spends $150 to increase the insolation to R-38. House is heated using electricity at 15 cent/kw

Answer 1

GIVEN DATA

HOUSE=12800

FIBER GLASS INSULATION=3 1/8

OUTDOOR TEMPERATURE=30

OWNER SPENDS=150

ELECTRICITY =15 CENT/KW