Blogs- Page 71 of 593
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Windows in Hot Climates Need Shading
If homeowners keep the blinds down all day long, that's evidence that the window shouldn't be there
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Poor Installation of Fiberglass Batts
The effectiveness of fiberglass batt insulation depends most on the quality of the installation, not the product
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Planning a Furnace-to-Ducted Heat Pump Retrofit, Part 3: Sizing Calculations
A comprehensive explanation of how to perform aggressive Manual J calculations to ensure properly sized HVAC equipment
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Pumped Hydro is the Real Workhorse for Renewable Energy
Batteries get the most hype, but the vast majority of long-term energy storage is provided by pumped hydro
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Does My Garage Need Sub-Slab Insulation?
A builder wonders whether there is any point to insulating the slab when the garage will be just above freezing
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Measuring Embodied Carbon
Tools for determining a project's up-front carbon emissions to help inform materials selection—and the challenges of employing them
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Is a Heat Pump More Efficient Than a Furnace?
The net efficiency of a heat pump might be no better than a gas furnace but that doesn't mean they aren't a good option
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Data Logging: Indoor Air Quality Monitors
Four types of indoor pollutants and how diagnostics can be used to help improve air quality
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Reinventing the Electric Grid is Crucial for Slowing Climate Change
The grid needs more flexibility, better storage, and improved transmission—but it can be done
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How Do Solar Panels Work?
Understanding the science behind sun-powered energy