Devi Enterprises Car Park Ventilation Jet Fan is an impulse fan designed for the ventilation of car parks and underground service areas, so as both to reduce levels of polluted air and to assist with the extraction of smoke in the event of a fire. Enclosed or underground car parks normally require ventilation systems to assist firefighting operations. These systems generally also prevent the build-up of carbon monoxide during normal day to day use of the car park. High safety standard requirements and energy efficiency our Car Park Ventilation Jet Fan System fulfills these demands without compromise: The system achieves 80% energy saving in Ventilation mode. Car Park Ventilation Jet Fan is manufactured from hot dipped galvanized casing with the option of a polyester powder coating to any RAL color.