Derek ColeGM, Simmons One Hour Heating & Air · AI HVAC Answers

Dirty AC? Blower Wheel Explained: Airflow Secrets!

25 Jun 2025 · 0 min

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This content was created by Derek Cole. This content was uploaded by Derek Cole. This is a YouTube video titled "Dirty AC? Blower Wheel Explained: Airflow Secrets!" (created 2025-06-25T18:40:36Z). The excerpt is an instructional/explanatory monologue by a single speaker (labeled SPEAKER A) describing how an HVAC blower wheel (a cup-shaped wheel with fins) pushes air and how dirt and dust buildup flattens the fins, reducing airflow and efficiency—practical HVAC maintenance/troubleshooting content.

So if you look at the blower wheel, it's kind of like a cup. It has all these little fins on it all around the circle and it's taking air and it's throwing it and it's pushing it, alright, it's pushing it in the house. So when that becomes dirty, when you have a dirt and a dust build up on it, it becomes flattened. So now you're trying to push air like this. Obviously not as effective as the cup, right?