Keeping Your Air Cool with DX Coils
If you've ever walked into a freezing cold building on a sweltering summer day and felt that instant relief, you can probably thank dx coils for that. Most of us don't spend a whole lot of time thinking about what's happening behind the vents or inside that metal box humming away outside our homes, but the direct expansion—or "DX"—system is really the unsung hero of modern comfort. It's a pretty straightforward piece of tech, but when it stops working, you definitely notice. ...