Useful Videos
Do You Need a Heat Loss Calculation (Manual J)? Jake’s DIY Method Explained
If you’ve ever asked an HVAC pro how they size a furnace or air conditioner, you’ve probably heard them mention something called “Manual J.”
It sou...
How Climate Zone Impacts Furnace Sizing: Comparing Minnesota vs. Texas
If you’ve ever talked to a friend in another state about their furnace, you might have noticed something weird: their system size is way different ...
Matching Your Furnace to Your Ductwork: Why Airflow Matters as Much as BTUs
If you’ve been researching furnaces, you’ve probably heard endless talk about BTUs—the power rating that determines how much heat a furnace can pro...
Is a 100,000 BTU Furnace Right for a Two-Story Home? Let’s Run the Numbers
A two-story home is a balancing act when it comes to heating. Warm air rises, cool air settles, and if your furnace isn’t properly sized—or properl...
When Bigger Isn’t Better: The Hidden Costs of an Oversized Furnace
If you’ve ever shopped for a furnace, you’ve probably heard this line:
“You might as well go a little bigger—just to be safe.”
It sounds logical....
Why a Two-Stage Furnace Can Save You From Sizing Mistakes
Sizing a furnace can feel like Goldilocks’ challenge—you don’t want too big or too small. But what if there was a system smart enough to adjust on ...
BTUs, Square Footage & Climate Zones: A Step-by-Step Furnace Sizing Guide
hen it comes to buying a new furnace, one of the biggest mistakes homeowners make is guessing the size they need. Too big, and you’ll waste energy ...
How to Know If Your Furnace Is Oversized: Real Signs You’re Wasting Energy
If your furnace seems to roar to life, blast heat for a few minutes, then shut off—only to repeat the cycle again and again—you might be dealing wi...