85688804
Jul 27, 2012
Apr 1, 2014
pump control valves for use in water circulation, zoning, air elimination and radiant heat systems; forced hot water heating system pumps for use in water circulation zoning, air elimination and radiant heat systems; regulators being part of machines for use in water circulation, zoning, air elimination and radiant heat systems
Machinerymanually operated metal valves, automatic valves and manually operated plumbing valves, all of the above for use in water circulation and radiant heat systems as well as for use in ventilation, namely, zoning and air elimination; heat pumps for use in water circulation, zoning, air elimination and radiant heat systems; gas regulators for use in water circulation, zoning, air elimination and radiant heat systems; hot water tanks for use in water circulation, zoning, air elimination and radiant heat systems
Environmental Control Apparatus