* Residential, Gas Tank Heater Only. Non-Transferrable (as long as the original owner lives in the home). ** Over the phone estimates available with exceptions where a technician is requested or required to evaluate in-home. $49.95 Standard Service fee during normal business hours may apply. Cannot be applied to previous water heaters purchased and installed. Annual, documented maintenance by a licensed plumber required. (Available thru Abacus’ CLUB Plan).