Discover the 5 best roof truss modifications to safely support solar panels, boost energy production, and extend system lifespan. This article delves into the top five truss modification techniques—sistering, strapping, tie-downs, blocking, and tensioning systems—that are commonly employed when existing. . And when it comes to roof structure construction, there are two main methods: rafters (also know as stick built) and engineered trusses. However, each has its pros and cons. However, many existing roofs lack the necessary capacity for PV arrays. In this section, each one of these three steps will be explained in detail. In this step, all roof structural elements should be analyzed and. . boration with the Canadian Solar Industries Association (CanSIA).
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