Promotional value expires 120 days after purchase. Amount paid never expires. Limit 1 per person, may buy 1 additional as gift. Limit 1 per visit. Appointment required. 24-hr cancellation notice required. Additional charges may apply for additional returns, mains, coil and blower motor cleaning and mold treatment. Only valid for single air conditioning unit locations. Only valid within 50 miles of 21054. Dryer vent cleaning valid for 5 feet dryer vents, if longer than 5 feet additional fee will occur. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings