Unhtd 8 In.H 25 In.W 9 In.D Steel Air Curtain For Frame Opening Width 2 ft Mounting Height for Temperature Control 8 ft Overall Depth 9 in Overall Height 8 in Overall Width 25 in Profile Type Low Profile Heated/Not Heated Not Heated Maximum Air Velocity 1 800 fpm Mounting Height for Insect Control 5 ft Maximum Air Volume 625 cfm Nameplate Voltage 115V AC Air Temperature Rise Not Applicable Sound Level @ 10 ft 49 dBA Housing Color Black Phase 1 Housing Material Steel