HVAC

HVAC: Can Anyone Get It Right?

Recent experiences with contractors and tradespeople have left green building expert Carl Seville frustrated. Too often he sees poor craftsmanship and little attention to detail. Here's what he suggests you focus on to get it right and avoid the mistakes inexperienced installers make. Read more

4 Ways Bad Duct Systems Can Lead to Poor Indoor Air Quality

Higher energy bills and lower comfort levels may not be the worst of your problems with faulty ducts. Poor duct systems can have a drastic effect on indoor air quality (IAQ). Here's what you should be aware of when constructing such systems and how to take simple steps to prevent poor IAQ. Read more

A Tale of Two Hazards

Indoor air quality (IAQ) is not something builders and remodelers should take lightly. Unfortunately, with no clear policies for the two biggest IAQ hazards—carbon monoxide and radon—they have little to go by. Read more

Steam Heat vs. Hydronic Heat

A remodeler doing work on a home with steam radiators is wondering whether he should stick with the current steam system or convert to a hydronic system. Here's one New York City--based plumber's advice on which is better--it all depends on the type of remodeling project it is. Read more

These Aren't Your Grandpappy's Heat Pumps

If you soured on heat pumps because of the early models, you ought to check out what they can do today. They aren’t just for hot climates anymore. In fact, pumps are becoming more and more popular in colder climates. Here's why the experts say that's happening. Read more

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EPA's Wood Smoke Plan Draws Fire

Are the wood stoves allowed under the EPA's proposed wood-burning appliance rules too costly? Depends on how you calculate the cost. Read more

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4 Ways a Bad Duct System Can Lead to Poor Indoor Air Quality

Indoor air quality is a big deal—improperly installed ducts are frequently the culprits for poor air quality. These four examples show just how badly a poorly installed duct system can affect a home. Read more

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Heating and Cooling Vents of the 21st Century

Connected thermostats can help consumers save money on cooling and heating, but adding connected vents to the system might save homeowners even more by offering granular levels of control. Read more

Heat Pumps, Heat Pumps, and More Heat Pumps

Air-source mini-split heat pumps are common outside the U.S., but they barely have a toehold here, accounting for just 2% of the heating and cooling market. That doesn't mean they weren't a hot topic at the Building Energy 14 Conference last week in Boston. Here's what the experts had to say. Read more

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HVAC for a ‘Pretty Good House’

Homeowner Matt Mesa is looking to build a "pretty good house"--a home with above-code levels of insulation, but falling short of the energy performance or airtightness requirements of the Passivhaus standard. Here's what green building experts advised. Read more

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