I hired and trained an apprentice who has worked 2 days a week for me over the last 4–5 months. I've been in business for almost two years, and I had a pretty good sense that I would need some help this summer. Hauling a few air handlers and furnaces into an attic by myself […]

We’re in the business of moving heat, but we have to move air to accomplish that. We use CFM (cubic feet per minute) to quantify the air we move over the indoor coil, and it helps to imagine hundreds of 1’x1’x1’ boxes of air moving over that coil each minute. (After all, 400 CFM is […]

What is your methodology for troubleshooting an HVAC system that “can’t keep up” on the hottest days of the summer? Let me walk you through my process and hone in on one or two ideas that have been overlooked for too long in our industry. In this article, I’m assuming we have ruled out intermittent […]

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