Promotions

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ESI Heating & Cooling now offering co-generation

ESI becomes one of three companies in the state of Michigan to offer freewatt co-generation systems. Call us today to see how you can take the heat out of your electric bill as well significantly reducing your carbon footprint.

Promo Code freewatt

We’ve moved our office location!! We are now located @ 1218 E. Grand River Ave., Portland MI

Stop in or give us a call for your Heating, Ventilation, Air Conditioning and Refrigeration needs.

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