Which Schwank Select10 Air Curtain size should I choose for my doorway?

The Select10 Series is available in 36-inch, 60-inch, and 72-inch widths. For the best air curtain effect, select a model that covers the full width of your doorway. The AC-KA36-23 provides 859 CFM, the AC-KA60-23 provides 1,592 CFM, and the AC-KA72-23 provides 1,875 CFM.