Recent Articles
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A BTU Is A BTU…Or Is It?
BTU's and Joules, comfort, and energy...how they are all interconnected
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Is Electric Resistance Heat Really 100 Percent Efficient?
In the argument of site energy vs. source energy, which is right?
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Are You Making These Mistakes With Your Thermostat?
Understanding setbacks and thermostat settings will keep you comfortable and allow you to use your heating-and-cooling system efficiently
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How to Size an ERV or HRV
Advice in choosing a flow rate for a heat recovery or energy recovery ventilation system
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The Most Neglected Part of HVAC Design
Good HVAC design doesn't start at the beginning—it starts at the end
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Meet the New Introverter Heat Pump
This new minisplit is quietly efficient and hoping you won’t notice
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Ventilating With a Super-Efficient ERV
How a Zehnder ERV works to improve the quality of the indoor environment
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Platform Return Problems in Polluted Places
This common return-air arrangement can create poor indoor-air quality and should be upgraded immediately
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Better Filtration for Your Heat-Pump Water Heater
Adding an external MERV-13 filter keeps your water heater clean, minimizes maintenance, and helps with indoor air quality
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The Lost Art of Quality Control
I'm sure you've heard the saying "Measure twice, cut once." It's easy to take it too literally and think it applies only to things you cut. In reality, it is…
