Achieving Passivhaus Standards in construction begins with understanding the crucial role of airtightness. At Ratio Seven, we provide the expertise you need to meet these rigorous standards, ensuring minimal energy consumption, high thermal comfort, and optimal indoor air quality. By employing techniques like Blower Door Tests, we identify and eliminate air leaks, guaranteeing your building achieves ≤0.6 air changes per hour (ACH) at 50 Pascals. Our team guides you through best practices, from sealing gaps to using high-quality materials, addressing challenges like inconsistent sealing and complex designs. Choose Ratio Seven to make your construction project both energy-efficient and environmentally sustainable.