Which of the following is a good energy efficiency practice for those with existing homes?
A)replace the existing insulation with a higher quality product.
B)board up windows on the north, east and west sides of the house.
C)install a gas-burning fireplace in the family room.
D)pour a concrete foundation between the ground and subfloor of the home
E)dial down the water heater's thermostat to knock 3-5 percent off your energy bill

Question

Quizplus · Accepted Answer

Dialing down the water heater's thermostat is a simple and effective way to reduce energy consumption and save on energy bills without significant investment or structural changes.

Which of the Following Is a Good Energy Efficiency Practice