Address the insulation product as homogeneous, although in true applications, rigid materials have joints and in some cases cracks. Therefore, the U-price is often greater than what It might be In the event the insulation behaved like a homogeneous materials. Reference 2 provides guidance on calculating U-values. For a few https://erickqkbqf.blogprodesign.com/55925749/getting-my-heat-loss-prevention-to-work