Gary shares a crucial tip for homeowners: changing the air filter in your air handler. He explains how often to replace filters, depending on the type and quality, and how it can impact your home's air quality and energy efficiency. Gary also takes calls from listeners, including William, who's wondering about stripping a deck with solid color stain. The episode covers various topics, from plumbing and HVAC to landscaping and home warranties, making it a valuable resource for anyone looking to tackle home projects.