Promotional value expires 120 days after purchase. Amount paid never expires. If equipment is located in attic or crawlspace, fee of $40 may be applied for difficult access. Excludes oil furnaces. Valid only within 20 miles of zip code 98003. Subject to availability. Limit 2 per person, may buy 2 additional as gift(s). May be repurchased every 180 days. Limit 1 per visit. Limit 1 per household. Valid only for option purchased. Not valid for clients active within the past 6 month(s). Not valid with other offers or promotions. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings