Promotional value expires 120 days after purchase. Amount paid never expires. Appointment required. Valid within a 75 mile radius of the following cities: Brunswick, GA, Macon, GA, Augusta, GA, Savanna, GA, Hilton Head Island, SC, Charleston, SC, Columbia, SC, Myrtle Beach, SC, Greenville, SC, Charlotte, NC, Atlanta, GA, Raleigh, NC, Greensboro, NC, and Wilmington, NC. Valid for one system. Extra fee for Sanitation and Mold Control Treatment. Additional Fees may apply if cleaning is needed for the main feeding duct. Limit 1 per person(s), may buy 2 additional as gift(s). Valid only for option purchased. May be repurchased every 120 days. Merchant's standard cancellation policy applies (any fees not to exceed Groupon price). All goods or services must be used by the same person. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings