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The GeneralAire 100769 HRV/ERV Duotrol Kit fits the following models of GeneralAire energy/heat recovery ventilators:
This ventilator Duotrol kit contains the Duotrol box and decals only. The Duotrol control sets the speeds of the intake and discharge motors at a variable rate. The GeneralAire 100769 is also known as GeneralAire part no. 4682.