The Learning Curve: What It Takes to Break into Add-On Replacement

In this episode of ON AIR, we sit down with Ed Lietz of 911 Mechanical and Alicia Thomson, Lennox Territory Manager, to explore what it takes to transition from residential new construction into the add-on replacement market. Ed shares the story behind the company’s unique name, his background as a firefighter, and the intentional steps 911 Mechanical is taking to diversify, stabilize cash flow, and strengthen margins.

From revamping marketing and sales strategies to investing in culture, training, and soft skills, this episode highlights the challenges—and rewards—of breaking into a new business segment. Whether you’re looking to expand your offerings or simply build a more resilient operation, this conversation is packed with practical insights and inspiration for HVAC leaders.

ON AIR is a Lennox Learning Solutions Production.