Promotional value expires 90 days after purchase. Amount paid never expires. Valid only within 15 miles of zip code 60089. Appointment required. For residential services only. Appointment must be done during normal business hours. Not valid for window A/C units. Valid for labor only, does not include items such as new filters or refrigerant (if required). Units must be in working condition. Rooftop units may require additional charge. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Limit 4 per person. May be repurchased every 365 days. Limit 1 per household. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings