Linesets, Inc. was started in 2002 in Phoenix, Arizona by Dan & Tammy Berlyn and over the years has been built into the premier line set manufacturer in the USA.
Linesets, Inc has grown to four manufacturing facilities in the U.S. The 4 strategically located facilities are positioned to provide the ultimate in customer service. Linesets, Inc unique demand flow manufacturing technology allows them to offer the shortest lead times in the industry. In addition, Linesets Inc offers the most options in terms of custom lengths, insulation types and sizes than any other manufacturer in the U.S.