Sophie Ashley is an HVAC Designer for Energy Vanguard. Prior to entering the HVAC industry, she amassed extensive experience in the construction industry, especially in framing and carpentry. She also serves as a field inspector who conducts blower door and duct leakage tests.
Every once in a while, especially on humid days, you’ll sit on an airplane waiting for takeoff and see fog pouring from the ceiling vents like a low-budget concert. Someone always panics and asks if something’s on fire. It’s not smoke—it’s condensation. You’re looking at thermodynamics and psychrometrics in action. So, why does it happen, […]
I admit it, I'm a sauna guy now. The ones at the gym are pretty gross, so I got a small one at home because I guess I’ve missed sitting in attics or something. If you’ve ever sat in a traditional sauna, you know the drill: the heat’s already intense, and then you or someone […]
The ignitor of a furnace (or a gas pool heater or other gas-fired appliance) is the heat source, and it can come in one of four varieties: standing pilot, direct spark (DS), intermittent spark (ISI), and hot surface (HSI). We have a tech tip explaining each of these ignitor types in detail, but we’re going […]
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Sophie Ashley is an HVAC Designer for Energy Vanguard. Prior to entering the HVAC industry, she amassed extensive experience in the construction industry, especially in framing and carpentry. She also serves as a field inspector who conducts blower door and duct leakage tests.
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