The weathering of wood is very different from decay; weathering is breakdown at the surface only. While there are a number of forces that contribute to weathering of wood—moisture, temperature, abrasion by wind-borne particles, air pollution—it’s the narrow band of high-energy ultraviolet light in sunlight that is the dominant force (see Image #1).
What bare wood looks like when cut or milled
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As part of a new Master Certified Green Professional designation, NAHB worked with GreenBuildingAdvisor to develop a rigorous training course covering green home building, full of building science and quality construction details. This course premiered at the International Builders Show in Las Vegas just last week.
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Tweet ThisFor over 2,000 locations across the country, there are hourly weather data files packed with temperature, humidity, and wind information that can be used to better match home designs to the conditions they will face. But to say that all this information is dense and overwhelming is a bit of an understatement.
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