Heated 7 In.H 20.2 In.W 8 In.D Alumin Air Curtain, For Frame Opening Width 1 1/2 ft, Mounting Height for Temperature Control 3 ft, Overall Depth 7 3/4 in, Overall Height 7 in, Overall Width 20 1/8 in, Profile Type Drive Thru, Heated/Not Heated Heated, Maximum Air Velocity 2,800 fpm, Mounting Height for Insect Control 5 ft, Maximum Air Volume 135 cfm, Nameplate Voltage 120V AC, Air Temperature Rise 40 Degrees F, Sound Level @ 10 ft 51.5 dBA, Housing Color Silver, Phase 1