Promotional value expires 180 days after purchase. Amount paid never expires. Appointment required. Limit 1 per person. Limit 1 per visit. Limit 1 per household. Must use promotion value in 1 visit. Valid only for option purchased.Valid only in Massachusetts, New Jersey, and Bucks, Philadelphia, Montgomery, Delaware, Chester, Berkshire, Lehigh, North Hampton, Dauphin counties in Pennsylvania. Offer valid for hot water heater and boilers. Extra fee for wood burning pellet or stove or fireplace. 24-hr cancellation notice required, merchant policy will apply. Additional fee may apply for homes with 3 or more stories. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings