Promotional value expires 90 days after purchase. Amount paid never expires. Appointment required. Valid only within 25 miles of Ham Lake, Minnesota. Travel fee beyond service area with restrictions. Please call for details if past 25 miles from Ham Lake, Minnesota. Tax not included. Sales tax will be collected the day of service. Valid for residential customers only. Valid only for single family dwellings: homes, townhomes, and twin-homes. Not valid for condos or apartments. Extra fee for repairs and rooftop vents. Additional fee may apply for vents clogged with bird or squirrel debris/nesting. Extra fee for clogged or wet dryer lint. Limit 3 per person. Valid only for option purchased. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.