Guides for designing and building various types of construction
Evaluation of how products and systems perform in real life applications
Frequently asked questions, answered by home building professionals
Recommended Web resources for additional information
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AC Doctor
Get the facts about energy efficiency and indoor air-quality, compare central air conditioning and heating systems from leading manufacturers, and connect with contractors rated and reviewed by homeowners.
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EnergyCAP Free Weather Data Tools
EnergyCAP provides free climatological data for various locations in the U.S. useful for HVAC system sizing.
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Life Cycle Cost Estimate for 1 ENERGY STAR Qualified Programmable Thermostat(s)
Programmable Thermostat Savings Calculator
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The Use of Blower Door Data
Blower doors are used to measure the air tightness and air leakage of building envelopes. As existing dwellings in the United States are ventilated primarily through leaks in the building shell (i.e., infiltration) rather than by whole-house mechanical ventilation systems, accurate understanding of the uses of blowerdoor
data is critical. This report summarizes what is and what can be done with Blower-Door data.
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