A method for automatically configuring a climate control system for use with an animal house, the climate control system configured for the number and type of animals contained within the animal house, the climate control system having a plurality of climate control input devices to measure a temperature of a location within the animal house, the climate control system also having a plurality of ventilation fans, the plurality of ventilation fans including a smallest diameter variable pit fan, a largest diameter variable pit fan, a smallest diameter on-off pit fan, a largest diameter on-off pit fan, a smallest diameter variable sidewall fan, a largest diameter variable sidewall fan, a smallest diameter on-off sidewall fan, a largest diameter on-off sidewall fan, a smallest diameter variable tunnel fan, a largest diameter variable tunnel fan, a smallest diameter on-off tunnel fan, and largest diameter on-off tunnel fan, and the climate control system having a control unit configured to operate the ventilation fans, the method comprising: determining a minimum ventilation curve comprising required minimum ventilation for the animals contained within the animal house; identifying the plurality of input devices and plurality of ventilating fans in the climate control system to the control unit; determining a plurality of ventilation stages based on the minimum ventilation curve and the plurality of ventilation fans in the climate control system, wherein each stage provides a percentage of the required minimum ventilation, wherein determining the plurality of ventilation stages comprises: prioritizing the plurality of ventilation fans to create a selection hierarchy; determining a minimum stage ventilation and a maximum stage ventilation for each stage; determining a group of ventilation fans from said plurality of ventilation fans following the selection hierarchy that provide the desired percentage of the minimum required ventilation; defining an increment between a maximum stage ventilation and a minimum stage ventilation for a next higher stage, wherein the minimum capacity level is a function of the minimum capacity of the group of fans added to the next higher stage and the maximum capacity for the next higher stage is determined based on the increment; continuing defining the plurality of stages until all of the plurality of ventilation fans are used; and determining a start and stop temperature for each of the plurality of stages. determining a minimum ventilation curve comprising required minimum ventilation for the animals contained within the animal house; identifying the plurality of input devices and plurality of ventilating fans in the climate control system to the control unit; determining a plurality of ventilation stages based on the minimum ventilation curve and the plurality of ventilation fans in the climate control system, wherein each stage provides a percentage of the required minimum ventilation, wherein determining the plurality of ventilation stages comprises: prioritizing the plurality of ventilation fans to create a selection hierarchy; determining a minimum stage ventilation and a maximum stage ventilation for each stage; determining a group of ventilation fans from said plurality of ventilation fans following the selection hierarchy that provide the desired percentage of the minimum required ventilation; defining an increment between a maximum stage ventilation and a minimum stage ventilation for a next higher stage, wherein the minimum capacity level is a function of the minimum capacity of the group of fans added to the next higher stage and the maximum capacity for the next higher stage is determined based on the increment; continuing defining the plurality of stages until all of the plurality of ventilation fans are used; and determining a start and stop temperature for each of the plurality of stages. prioritizing the plurality of ventilation fans to create a selection hierarchy; determining a minimum stage ventilation and a maximum stage ventilation for each stage; determining a group of ventilation fans from said plurality of ventilation fans following the selection hierarchy that provide the desired percentage of the minimum required ventilation; defining an increment between a maximum stage ventilation and a minimum stage ventilation for a next higher stage, wherein the minimum capacity level is a function of the minimum capacity of the group of fans added to the next higher stage and the maximum capacity for the next higher stage is determined based on the increment; continuing defining the plurality of stages until all of the plurality of ventilation fans are used; and determining a start and stop temperature for each of the plurality of stages.