The Family Handyman on MSN2 天
What Are Furnace Energy Efficiency Ratings?
That’s when the National Appliance Energy Conservation Act of 1987 required all new furnaces be 78 percent efficient, meaning ...
来自MSN1 个月
Energy efficient refrigerators: A buyer's guide with ratings, tips, and top picks for selection
Star rating: A star rating indicates an appliance's energy efficiency, with more stars signifying lower electricity consumption and better performance. Energy consumption figure: The energy ...