HOT-PAK
Water heaters; device in the nature of a heating system comprised of a hot water heater and hot water tank that produces semi-instantaneous hot water for use in water systems; and, water heater system comprised of a heat exchanger, circulator pump, aquastat temperature limit, solenoid valve, electrical connection panel, temperature gauge, pressure relief valve, vacuum breaker, modulating control valve and support stand, sold as a unit
Registered · September 30, 2009 · 77838660 ·