Building Performance

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Introducing Attainable Zero: A JLC Case-Study Home

A high-performance home designed for a middle-income family More

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Tracing a Troublesome Window Leak

In hunting down a window leak, Mark Parlee teaches us an important lesson about installing windows. More

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Retrofitting Air-to-Water Heat Pumps

Adding upgraded functionality to an existing boiler system More

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Enduring Exteriors: The Advantages of PVC Trim

Install PVC trim instead of wood or fiber cement. More

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Disaster Preparedness in Building Design

How engineered wood products can help building professionals create resilient,... More

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Getting SIPs Right

In his latest newsletter, Joe Lstiburek revisits problems that can occur when SIP... More

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Air-Sealing Wood-Frame Buildings

Old houses are tricky. While not ideal, an airtight layer can be established from... More

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Queen of Zero: Integrating High-Performance Mechanicals

Nicole Tysvaer explains how multiple heat pumps, ERVs, and stand-alone... More

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Choosing the Right Spray Foam: Key Factors for Maximizing Efficiency and Performance in Insulation Projects

What Contractors Need to Know About Foam Formulation and Tools More

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