Promotional value expires 90 days after purchase. Amount paid never expires. Limit 12 per person. Limit 1 per visit. Appointment required. 24-hr cancellation notice required. Draining cleaning discount cannot be combined with other offers or specials, current or past jobs. Valid for residential service only. Appointment must be performed during regular business hours. Must have accessible, ground level clean out for drain beyond house trap. Only valid within 20 miles of 15035 ZIP code. May be repurchased every 365 days. Not valid with any otheroffer. Must be owner occupied. Must have accessible, ground level clean out for drain beyond house trap. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings