HVAC pipes, refrigeration pipes, waterway pipes Copper fittings are used to connect pipes and copper pipes in heating systems. They are made of copper and come in a variety of shapes and sizes, such as: Welded type, Tin rings, Press-on, including elbows, tees, couplings, reducers, and caps etc. Copper fittings are easy to install and provide a strong, leak-proof connection. They are also durable and corrosion-resistant, making them a popular choice for plumbing and heating systems in residential and commercial buildings. Air conditioning copper pipes are an important part of the air conditioning system, and their main role is to transfer refrigerants. It connects the condenser, evaporator and compressor so that the refri…