Explain Makeup Air System
Custom Search Explain Makeup Air The outside makeup air system supplies a constant volume of air at a constant or varied temperature in a single run of duct to make up for a predetermined quantity of exhaust air. These conditioned air supply systems are usually 100% outside air. The intent of these air handling fans is to ensure the building does not operate under a negative pressure. If operating under anegative air pressure outside air will migrate into the building. This outside air will not be filtered, heated or cooled. A discharge controller or a wall mounted thermostat which senses supply zone air temperature, controls the heating and cooling section to regulate the temperature of the air entering the space. The air system is comprised of: Fresh air dampers.Gas fired burner section.Glycol heating coil.Chilled water cooling coil.Direct expansion cooling coil. Air filters.Supply fan.Air system automatic controls.Building air Systems
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