Spray Foam Insulation
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4th Annual Halloween Special
The Green Police shoot from the hip answering questions from the Brew Crew and live audience about today's building products and practices
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Cold-Climate Vapor Control
Contrary to the American IRC, the Canadian NBC allows only one method of vapor management to be used in a residential building
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Achieving Affordable High-Performance Homes
Using small-house design principles, prefabrication construction technologies, and strategically chosen high-performance building elements, a small neighborhood developer keeps costs below the median in his market
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Another Look at Spray Foam
From the development of blowing agents to post-installation field testing, expert Henri Fennell covers spray foam topics sure to be familiar as well as new terrain
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Residential Spray Foam Applications
Information aimed at getting spray foam installations right to optimize the product's properties
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Air-Sealing and Insulating an Existing Wall
What are the most effective air-sealing strategies and best insulation types for minimizing airflow through a north-facing wall?
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Building Mistakes to Avoid, Part 1
From missing flashing details to incomplete roof venting, understanding how things go wrong is a good initial step toward getting them right
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Problems with Attic Trusses
If you are designing with attic trusses to create conditioned living space, be warned it is difficult to detail this assembly, making it susceptible to heat loss and air leakage
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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Correcting an outdated table of energy code–mandated R-values
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Addendum to Continuous Insulation Series
This update sheds light on ICC processes and how they can impact the reading of codes, plus how to satisfy R-value requirements using wall cavity insulation only
