#mistakes

78% of DIYers Install Filters Wrong, Cutting Airflow in Half

Nearly 78% of homeowners install HVAC filters incorrectly, which reduces airflow by half and increases energy costs. Common errors include backward installation, incorrect sizing, and infrequent replacement, all of which stress the system and reduce its lifespan. This guide covers essential techniques, optimal MERV ratings, and maintenance strategies to maintain efficiency, comfort, and durability.