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Qualities of an AD Pro…

1. You are compulsive about organizing the dishwasher, and rearrange dishes that another person loaded. 2. Loose cables, even concealed, are an intolerable problem. 3. “Honey, it’s time to rearrange the living room furniture again…” 4. Your...

The Quiz Before the AD Class

One thing I know about engineers. They love pop quizzes. Here’s some food for thought before our Air Distribution (AD) class on 03/03/26. Here’s a plaque diffuser. It’s a terrific general-purpose diffuser. 1. Here’s a directional diffuser. Does it perform any...
News Flash – Hot Air Still Rising, but Diffusers not Mixing

News Flash – Hot Air Still Rising, but Diffusers not Mixing

The video depicts a common phenomenon. Last I checked: Hot air still rises Engineers still prefer VAV systems VAVs in heating mode still limit air flow from 30-50% Is it really so shocking that typical diffusers don’t make spaces comfortable in heating mode? When’s...
My Air Distribution Conspiracy Theory

My Air Distribution Conspiracy Theory

Who doesn’t love a good conspiracy theory? Hear me out. Think about all the companies that you ever purchased or specified grilles and diffusers from. And think about where they came from. Titus? That’s Texas. Krueger? Funny, Texas again. Nailor? Guess What? Texas....
A New Date to Debunk Air Distribution.

A New Date to Debunk Air Distribution.

We’re adjusting our calendar so you don’t have to adjust yours. We learned the Wisconsin Code Refresher is happening February 16th-18th. To avoid the clash, we are moving Air Flow’s class back to March 3rd. If you already registered, you don’t need to do anything. If...
It’s not your fault  you stink at air distribution (AD).

It’s not your fault you stink at air distribution (AD).

Ouch, Tom, that was really mean. Yeah, well, it’s more of a reflection on Air Flow, and not you so much. You were never really taught AD. Sure, we’ve had classes that talked about AD, mostly when we were comparing it to displacement. This class could absolve you of...
It’s Now or Never

It’s Now or Never

As March Madness is approaching, so is our very first Road Show of the year. And we’ve figured out a way to combine hands-on training while enjoying the games. Find us in Milwaukee, Green Bay, and Madison next week, along with our friends from Price Industries. You’ll...
I will register now, I will wait

I will register now, I will wait

HVAC people, Since we’ve been doing live events, we know you like to keep your options open. It’s human nature to wait to register, often until the last minute. But hey, the “Nothin’ But Net With Low Water Temperature Heating For Terminal Boxes, Fan Coils, Perimeter...
VAV Boxes with Pre-piped Coils Coming Your Way

VAV Boxes with Pre-piped Coils Coming Your Way

By now, perhaps you’ve noticed. Air Flow’s estimating team is quoting options for pre-piped VAV boxes. They look like the image above. Of course, changing habits is a big deal, and we’re asking you to consider a change. Below are our responses to contractors without...