The Big PictureReplacing HVAC filters late might seem harmless, but the costs—financial, operational, and environmental—are staggering. Here’s why you should rethink your filter maintenance strategy. 1. Energy costs spike fastWhy it matters: Clogged filters force HVAC systems to work harder, driving up energy consumption.Late filter replacement can increase energy use by 5-15%.For a commercial building spending $20,000 annually on HVAC...