Intro to airtight construction methods with the Pro Clima system

Nick Shaw of 475 High Performance Building Supply gives an introduction to the science, design, and methods behind durable, long-lasting, ecological construction that is optimized for efficiency and comfort. Pro Clima is the world leader in complete, ecological, airtightness and vapor control systems: membranes, tapes, gaskets and adhesives - all supported by intensive building science research. Pro Clima was founded in 1978, by Lothar Moll, a pioneer in biological and ecological building methods, with a degree in Engineering Wood Technology Study and Industrial Engineering. Pro Clima developed the first variable-permeability vapor retarder.