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Not all HVAC systems are created equal—and in today’s climate of product recalls and refrigerant regulations, choosing the right one means knowing what’s under the hood. Tony breaks down what today’s homeowners should look for in an HVAC system that’s safe, efficient, and built to last.

Think your heating and cooling system is worry-free? Think again. From gas leaks to carbon monoxide to serious manufacturer recalls, HVAC units can hide some nasty surprises. Here's why paying attention to HVAC safety notices—and knowing when to upgrade—can save your home, your money, and your life.

Carbon monoxide and gas safety are invisible but deadly threats lurking around many homes with gas heating systems. This article breaks down how gas appliances can pose risks, what warning signs to watch for, and the crucial steps to protect your family from silent dangers. If you own a gas furnace or packaged unit, this is your essential safety checklist.

One of America’s HVAC giants just issued a major recall, and homeowners are on edge. But while some systems are failing, smarter, safer, and greener technologies like R‑32 are already leading the way forward. Tony’s here to break it down.

Thinking about a new HVAC system or pairing a furnace with a heat pump? Tony Marino breaks down why R-32 refrigerant is leading the charge in high-efficiency, low-emission home heating and cooling. Learn how R-32 compares to R-410A, what it means for your energy bills, and what to ask before you buy.

When your furnace isn’t working right, it can throw your whole winter off. HVAC expert Tony Marino breaks down the most common furnace problems—from no heat and strange noises to uneven warmth—and shows you how to troubleshoot safely and effectively. Learn which fixes you can try yourself and when it’s time to call a pro.

Furnace installation isn’t just plug-and-play—it’s the foundation for your home’s comfort and efficiency for the next two decades. In this guide, HVAC expert Tony Marino walks you through everything from proper sizing and venting to duct compatibility and post-installation care. Whether you’re hiring a contractor or going DIY, these tips will help you avoid costly mistakes and get the job done right the first time.

Not sure what AFUE means or why it matters when buying a furnace? HVAC veteran Tony Marino breaks it all down—what the numbers mean, how they affect your heating bill, and when it makes sense to invest in higher efficiency. Whether you’re comparing an 80% to a 96% model or just want to make sense of furnace specs, this guide will help you make a smart, informed choice.

Trying to decide between a gas and electric furnace? HVAC veteran Tony Marino lays out the pros, cons, costs, and climate considerations for each. Whether you’re looking to cut energy bills, avoid carbon monoxide, or just find the right fit for your region, this no-nonsense guide has you covered with everything you need to make the smartest heating decision for your home.

Choosing the right furnace size isn’t about guessing or grabbing the biggest model on the shelf—it’s about precision, efficiency, and comfort. In this hands-on guide, veteran HVAC tech Tony Marino walks you through how to calculate your home’s exact heating needs, avoid common sizing mistakes, and match your furnace to your home’s layout, climate, and energy efficiency. If you want even heat and lower bills, this is where you start.

Not sure which furnace is right for your home? Tony Marino—your trusted HVAC expert—breaks it all down in this no-nonsense guide. From sizing and fuel type to AFUE ratings and must-have features, learn how to choose a furnace that fits your space, budget, and comfort needs. Whether you're replacing an outdated system or buying your first, this guide helps you avoid costly mistakes and make a smart, long-term investment.