Overweight

Solar support overweight

Modern solar panels add approximately 2-4 pounds per square foot to your roof's dead load, significantly less than older systems. . Roof load capacity is simply a measurement of how much total weight a roof can support per square foot. When calculating the necessary load capacity of a roof, you need to figure in what's known as the dead load along with live loads or environmental loads. Key factors include roof age, material type (tile vs. For comparison, a medium-sized pineapple weighs over 2 lbs! For a more granular view, the table below breaks down the weight of. . To understand the impact of solar panel weight on a roof, it's best to consider the structural capacity of the roof, especially its load-bearing capabilities.