Microphones for fan and blower assemblies for heating, ventilating, and air conditioning products; audio speakers for fan and blower assemblies for heating, ventilating, and air conditioning products; component parts for heating, ventilating, and air conditioning products, namely, control systems consisting primarily of electric control devices for fan and blower assemblies

air handling units

Construction and Erection of Sound Barriers and Components Thereof

Microphones for fan and blower assemblies for heating, ventilating and air conditioning products, audio speakers for fan and blower assemblies for heating, ventilating and air conditioning products; component parts for heating, ventilating, and air conditioning products, namely, control systems consisting primarily of electric control devices for fan and air blower assemblies

Air Handling Units

Printed materials, namely, decals that can be removeably affixed to a solid surface