The GeneralAire 100329 Ventilator Filter Replacement is the correct replacement for the following models of energy/heat recovery ventilators:
Energy/heat recovery ventilators bring fresh outdoor air into your home while getting rid of stale indoor air. This GeneralAire filter media will keep the air coming into your home clean and fresh. The GeneralAire 100329 is also known as GeneralAire part no. 4667.