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3N640 N. 17th Street
St. Charles, IL 60174
phone: 630-377-3608
fax: 630-377-2833
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Energy recovery ventilators (ERVs)
If your home is equipped with these devices, they need motors oiled and air filters cleaned. Some of the devices also need belts. Consider having these systems serviced every year at the same time as your furnace is being serviced.
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