Home Performance & Weatherization
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Building Science Trivia Time
IBS 2024 inspires a homegrown game designed for GBA readers
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Making Home Energy Upgrades
Guidance for choosing building assemblies and products that will reduce heating/cooling loads and operational costs
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Details for a “High-Performance Garage”
An insulated slab, Larsen truss wall system, careful air-sealing, and dense-packed insulation in deep cavities mitigate heat losses at a garage door
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Rafter Tail Removal for Home Performance Upgrade
A “chainsaw retrofit” was the solution for creating continuous air and thermal barriers from wall to roof on an old timber-frame farmhouse
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Optimizing Your Window Package
How to select the best windows based on operation type, performance data, and wall assembly
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Design for Low-Carbon Building
Details from a Pretty Good House provide a roadmap to lowering a building’s carbon emissions
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IRC 2021 and the Ratio Rule for Hybrid Roof Insulation
Correcting an outdated table of energy code–mandated R-values
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Installing an Interior Air Barrier
Interior-only air-sealing strategies can work with the right products and techniques
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Overview of Panelized Construction
A look at the benefits, manufacturing and delivery methods, and potential pitfalls of prefabricated building enclosures
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Choosing Wall Insulation for a New Build
What’s the best combination of exterior and interior insulation for a “forever” home?