The pinnacle of modern water heater technology, the on-demand, or tankless, water heater is extremely compact, wall-mountable, and energy efficient. We offer direct-vent tankless water heaters that don’t even rely on a chimney to vent natural gas exhaust, sending it directly outside instead of through a dedicated pipe. Our systems are so efficient, in fact, that these exhaust gases aren’t even hot. All of the heat is transferred directly to the water. Say goodbye to the days of having a limited supply of hot water. Tankless water heaters offer a virtually limitless supply while carrying the extra advantage of not keeping water hot while not in use.