Aldes North America offers a wide range of efficient residential ventilation solutions including our HRVs and ERVs and unique airflow regulation products. Whether for single-family homes, low-rise condominiums or high-rises, Aldes has an HRV that will meet your ventilation requirements. Our airflow regulators ensure that just the right amount of fresh air is delivered, where you need it. In addition, many of our products meet energy efficiency program requirements, such as ENERGY STAR®.