76574733
Feb 6, 2004
Heating, ventilating and air conditioning units and environmental control apparatus, namely, furnaces, heat pumps, electric space heaters, and evaporative air cooling units; structural parts of air conditioning, heating and ventilating units and furnaces, namely, air handlers, ventilators, exhaust fans, burners, heat exchangers, accumulators, filter driers, and sight glasses
Environmental Control Apparatus