Save money by improving energy efficiency in your home with a tankless water heater. Our local, licensed and insured professionals will install it for you..HGTVRe.s demonstrates the advantages of a tankless water heater..Get an endless supply of water by reading our tankless water heater reviews and making sure you have the best gas or electric for your household..Long term energy savings Though a tankless water heater typi.y costs more initially, it usually costs less to operate because of lower energy usesince it only .
Remove the old water heater. Turn off the water, gas supply valves and power. Install a new gas line. Install a tee and valve in the existing gas line if needed. Install new water lines. Mount the water heater. Connect the water heater. Install the vent. Turn on the water heater. Plug in the water heater..