Blowtech Door air curtain is a fan powered device that creates an invisible air barrier over the doorway to separate efficiently two different environments, without limiting the access of the people or vehicles. The energy saving air screen reduces heating and cooling costs by up to 80% while protecting the internal climate and increasing people comfort. It keeps the atmosphere clean from pest and insects, dust, airborne, pollution, smells, odors and stops drought and cold or hot air entrance. Our range of Industrial Door Curtains that we manufacture are controlled by switch, designing is direct ventilation. Dual airflow creates an effective air barrier. *We manufacture 3 different models & it depends on door height. 1. Blowtech \"Alfa Model\" (upto door height 8 fts) 2. Blowtech \"Alfa Model\" (upto door height 12 fts) 3. Blowtech \"Alfa Model\" (upto door height 22 fts) *Blowtech air curtain advantages - Helps maintain adequate environment - Pest and insect control - Increases customers and staff comfort - Act as a barrier against fire smoke (special application) - Easy evacuation through the exit doorway in case of fire or emergency - Barrier against airborne dust, pollution, fumes and bad odours *Applications: - Factories - Workshop - Warehouses - Agricultural Applications - Schools - Hotels - Change Houses