77524905
Jul 17, 2008
Jul 7, 2009
Metal ceiling grid systems comprising support panels, filters, panels, pressurized plenums, suspension elements, fire protection panels, namely, fire resistant composite panels made of carbon or ceramic fibers, and lighting fixtures
Metal GoodsAir-handling units, namely, fan coil units, air conditioning units, make up air units, recirculation units and fan filter units for filtering air
Environmental Control Apparatus