Promotional value expires 120 days after purchase. Amount paid never expires. Valid only within 35 miles of zip code 85711. Appointment required. One voucher for one AC unit. Additional AC unit will require additional vouchers. Maintenance cleaning using CFM negative air machine. Dryer vent over 10 feet or clogged dryer vents will incur an additional fee. 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 visit. 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