Air Sealing Explained: What It Is, Why It Matters More Than Insulation, and How We Detail It in the Field
Welcome to the Hand + Hammer Building Science Blog — your weekly deep dive into how air sealing contractor work actually shapes high-performance homes. Real knowledge, no fluff, straight from the field. If you’ve spent any time researching home energy efficiency, you’ve heard the word “insulation” a hundred times. Insulation gets the headlines, the marketing […]