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The Concrete-Free Floating-Plywood Slab Assembly
Watch builder Josh Salinger show how to reduce the environmental impact of a new home by omitting the concrete from the ground-level floors
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What Determines Indoor Carbon Dioxide Levels?
A number of factors can influence CO2 concentrations in a building. Knowing what they are and how ventilation requirements change depending on circumstances is a good first step toward healthy indoor-air quailty.
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Energy-Smart HVAC
How this cutting-edge, energy-lean mechanical system heats and cools a new home
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Flux: A Building Science Term Defined
Understanding the intricacies of how moisture, air, and heat flow through surfaces
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Zonal Pressure Diagnostics, Part II
Understanding the relationship between building envelope and attached unconditioned zones in terms of total air leakage
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Does Poorly Installed Insulation Decrease R-Value?
Yes, and here's some guidance on just how much R-Value can be impacted by shoddy insulation work
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Oversizing a Minisplit Heat Pump System
不知道适当的加热和冷却ing loads, you can lose the benefit of a variable-capacity HVAC system
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Using Smoke to Find Air Leaks
Smoke pens, smoke puffers, and theatrical foggers can help locate air leakage in a building envelope
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Why Minisplits Can Fail to Heat and Cool Properly
Miswiring of multi-zone ductless minisplit systems can cause inadequate cooling/dehumidfication and unwanted heating
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Controlling Humidity in an Attic with Spray Foam Insulation
These preliminary data look promising, but the jury's still out
