Berner has been manufacturing air curtains for Cold Storage doors for over 50 years. What we have learned is that every freezer, cooler, or combination thereof, is unique. Humidity, temperature differences, number of times the door is open & for how long, conditions on both sides of the opening, what is being refrigerated. These are just some of the factors that need to be understood as part of getting the right air curtain, with the right controls, in place for your freezer, cooler, cold storage, refrigeration, etc., application.
Freezers & Coolers use Berner Air Curtains for when the doors are open to: