11
Plumbing fittings, namely, drains for air conditioners [, non-metal blocks and stands for air conditioning units; non-metal risers for air conditioning purposes, namely, non-metal bases being non-metal blocks and stands for air conditioners ]
17
Non-metal pipes for heating, ventilation, and air conditioning applications; non-metal hoses made of rubber or plastic for air conditioners; fittings for non-metal pipes, tubes and hoses for heating, ventilation, and air conditioning applications, namely, non-metal pipe collars, pipe gaskets, pipe rosettes, non-metal tubing couplings, and non-metal couplings for air conditioning hoses; flexible, non-metal insulated and non-insulated drain hoses made from polyethylene; non-metal lineset protectors for heating, ventilation, and air-conditioning applications, namely, plastic conduits and fittings therefor, namely, non-metal lineset couplings and joints; insulation for air conditioners; air conditioner hoses made of plastic
19
Non-metal trunking for air conditioning purposes, namely, plastic conduits for air conditioning purposes, and mounting parts and fittings therefor