Why You Must Verify Duct Size When Replacing Your Furnace: Fan Law #2 Demystified

In this must-watch video, we reveal the critical reasons why you should always verify your duct size during the replacement process, and how Fan Law #2 can be your secret weapon for optimizing your system's performance.
By the end of this video, you'll have a clear understanding of why duct size verification is a critical step in your furnace replacement project and how Fan Law #2 can be your ally in achieving optimal system performance. Don't compromise on comfort and efficiency - watch this video and ensure your HVAC upgrade is a success!
www.hvacproblo...
Chris Morin is the Author, Owner & Founder of the popular HVAC Pro Blog. For Advice with Residential HVAC System Design, Quality Installation, and System Diagnosis, you can find Chris’ Articles on HVACProBlog.com, Exclusive Member Content on Patreon, or popular social media outlets Facebook, LinkedIn, Twitter and TH-cam.
Royalty Free Music from Bensound

[@timdestasio3367]

This is often overlooked great video!

[@CybekCusal]

I have two PEs and 30 years experience and this information seems valid. I do commercial work so it's a bit different process.

[@JB-yq9bn]

Thats the air density correction factor and its altitude and temperature dependant.

[@HVACProBlog]

@JB-yq9bn Thanks for filling that in! I appreciate you watching the content and providing some support!

[@JB-yq9bn]

@@HVACProBlog i used to teach combustion class' at sea level all the way up to the Rockie mountains. I've gone out and found pressure swiches in boilers that won't close because the air density impact on pressure inducer fans not closing pressure switches. For those people working at altitude, my hats off to you and the creative thinking it takes to solve issues.