Ductless mini-split line sets from Great Lakes Copper are factory assembled line sets for mini-split systems. Provided with flared ends using heavy-duty 45 degree forged brass fittings, and ...

A full line of ductless mini split line sets is available from the manufacturer. As an option, the line sets are offered with the suction line, liquid line, and power supply cord preassembled. All of ...

Zone Air is the clear winner, named the best DIY mini splits for 2026 - and for good reason! Zone Air's DIY Series ...

Installing cooling is surprisingly easy with a mini-split system. Here, we'll show you how to do it yourself.