900mm Overhead Door Electric Air Curtain w/Limit Switch 3 Speeds Commercial

Product Features ISOLATE INTERIOR FROM EXTERIOR- The commercial air curtain, made of galvanized material, effectively keeps the conditioned air inside and blocks 90% of hot/cold air, dust, flying insects, etc. 35.4"x7.5"x8.7" in dimensions. 3 SPEEDS ADJUSTABLE- Two speeds are available. High speed 1352 CFM (power: 186W); Medium speed: 1187 CFM (power: 178W);Low speed: 1082 CFM (power: 154W). LARGE AIRFLOW & LOW NOISE- One powerful motor and two cooling fans ensure the large airflow; the silent bearings allow the air curtain to be operated with low noise ( 2 LIMIT SWITCHES INCLUDED- 2 limit switches are included, which can be installed on the door to trigger the electric curtain ON/OFF automatically. They extensively prolong the life of usage. EASY INSTALLATION- This door air curtain comes with a mounting plate, featuring multiple pre-drilled holes for easy installation. This air curtain is suitable for the door with a height of 90.6" (2.3m).