For some homeowners, most unfinished attics receive the “out of sight, out of mind” treatment. Besides storing holiday decorations, old college textbooks, and grandmother’s antique steamer trunk, an attic tends to get a good leaving alone. As long as the roof hasn’t sprung a leak and there are no critters running roughshod up there, some people figure if it ain’t broke, don’t fix it. However, the attic does play a pivotal role in terms of HVAC efficiency and home comfort. To

Imagine if every light bulb within your home was operated using only one switch. This might be a nice scenario when it’s bedtime, but during the evening it would be impractical and play out as a giant waste of electricity with every bulb illuminated. This “one switch” example is a metaphor that gets bandied about by HVAC professionals when differentiating between central and zoned HVAC systems. Central A.C. is the all-lights-on approach, whereas a zoned system is the procedur

If you’re in the market for a new car, one of your primary concerns is a vehicle’s MPG, or Miles per Gallon. This is perhaps the best gauge of fuel economy for an automobile; in other words, it’s a useful indicator of efficiency: for every one gallon of gas, you can drive for approximately X miles. Now, when it comes to air conditioners, the standard way to designate the efficiency of a certain unit is by its Seasonal Energy Efficiency Ratio, or SEER. SEER is calculated by ta