78626610
May 10, 2005
Oct 17, 2006
Active Trademark
Hydronic and hydraulic system control devices, namely valves for regulating the flow of liquids, in order to balance, regulate, isolate, measure or separate flow and/or pressure, in dynamic or static systems, said devices being controlled by manual, mechanical, analog or digitally controlled means, for use in heating ventilation and air conditioning package units, air handlers, cooling units, heat exchangers, namely chillers, boilers and cooling towers, pumps, pipelines and piping systems, namely heating and cooling coils and pipes that bring heated or cooled liquids into such coils
Environmental Control Apparatus