Apparatus and products for heating, refrigerating, conditioning, drying, ventilating, air and water distribution, and sanitary purposes, namely, heating installations, refrigerating machines, air conditioners, drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems, ventilating fans for commercial and industrial use, fabric air dispersion ducts for distributing and dispensing air as part of a HVAC system, and pressure regulators for sanitary installations
Environmental Control Apparatus