Techs tweak your furnace or air-conditioner before tidying it up and inspecting it to make sure it's functioning safely and effectively
The Fine Print
Promotional value expires 180 days after purchase. Amount paid never expires.Valid only within 50 miles of zip code 60645. Appointment required, 24 hour advance notice required. Merchant's standard cancellation policy applies (any fees not to exceed Groupon price). Limit 1 per person, may buy 1 additional as gift. Subject to availability.Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.