Thanks for visiting our site We'd like to offer you this one time coupon to show our apprecication $20 off your next appointment Theis coupon entitles a Homeowner to a $20 discount of any heating, cooling, or plumbing repair preformed by Superior Plumbing at their residence. Only one coupon per service address will be accepted. Coupon must be presented at the time of service. Payment for the balance of the service is expected at then time of the service.