Your home’s HVAC system is more than just equipment, it’s the lungs, heart, and brain of your house. In the opening episode of this mini class series, Renee

Most people never give much thought to the ducts running through their home, yet ductwork can make or break an HVAC system. Building science practitioner AJ Callegan takes

Understanding how your house breathes, leaks, and reacts as a system is key to understanding how it handles moisture. Home energy performance educators Chris Hughes and Steve Rogers

Is your home quietly leaking air and money without you knowing it? Home energy performance educators Chris Hughes and Steve Rogers pull back the curtain on your home’s

Have you ever thought about how duct design and grille placement impact your comfort? Manuals D and T are the playbooks that ensure air flows efficiently and evenly

Did you know that ventilation is a key to keeping the chemistry and microbiology of your home’s air healthy? Home performance expert Corbett Lunsford reveals how proper ventilation

How confident are you that your HVAC filter is actually keeping your home’s air clean? Indoor air quality expert John Ellis reveals the difference between effective and ineffective

Forget brand names and sales pitches—what really matters is proper assembly and verification of your HVAC system. Commissioning expert Cody Brasseal explains that even a brand-new system may

From warped wood to mold growth, excess humidity doesn’t just feel uncomfortable—it can sabotage your home. HVAC expert Tim De Stasio breaks down the real causes of indoor

Planning on replacing or installing a new HVAC system? Don’t let your contractor skip the most important step by running Manuals J and S. In Part A of