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Combustion Appliances and Indoor Air Quality
How to reduce indoor air pollutants from common gas- and oil-fueled appliances
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Benefits of HVAC Filter Grilles
Four reasons to design duct systems with filters at the intakes
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The Benefits of Central Return-Air Vents
Reasons for choosing central return vents and tips for making them quiet, efficient, and effective
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How to Minimize Moisture in a Crawlspace
Excessive moisture in unsealed crawlspaces can lead to structural rot, poor indoor air quality, and high energy consumption. The solution is encapsulation and dehumidification.
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The Physics of Air Pressure
Applying the laws of atmospheric air pressure to buildings
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Indoor Air Quality and Moisture Control
Whole-house dehumidification is critical in energy-efficient houses with tight building envelopes
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What is a Minisplit?
A breakdown of the terminology used to describe different heat-pump systems
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Humidity, Health, and Cold Climates
Air-sealing is an oft-overlooked strategy for maintaining relative humidity for a healthy indoor environment for people and buildings
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Managing Particulates for Better Indoor Air Quality
An explanation of how source control, ventilation, filtration, and dehumidification work to control harmful levels of particulates in indoor environments
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Roof Overhangs and Moisture Problems
Research demonstrates the correlation between roof-overhang depth and wall performance
