Promotional value expires 120 days after purchase. Amount paid never expires. Valid only within 40 miles of zip code 44144. Appointment required, contact by phone at (888) 268-1072. Based on a whole house duct cleaning any additional supplies, returns and trunk lines are an additional $40 each. Excludes apartments and mobile homes. $89 hook up fee may apply if we can’t gain access to the trunk lines May be repurchased every 120 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