Promotional value expires 120 days after purchase. Amount paid never expires. Appointment required. Limit 1 per person, may buy 1 additional as a gift. Limit 1 per visit. Limit 1 per household. Valid only for option purchased. Valid only within 20 miles of zip code 80241. May be repurchased every 30 days. Additional fees apply for additional vents and ducts. Additional fees apply for work on crawlspace and attic. Not valid for apartments located above the second floor. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.