Large grocery and retail chains combine air curtains with cart-sized openings to both dry shopping carts and diminish heating/cooling loss.
Commercial High Performance 10
Series # CHD10 (formerly CHC10)
For mounting heights to 10' (environmental separation) and 8' (insect control).
Sanitation Certified High Performance 7
Series # SHD07 (formerly SHC07) NSF 37 Air Curtain
For mounting heights to 7' (insect control).