MRCOOL 4th Gen, DIY 9k, 12k and 18k Air Handler, Line Set Coupler Kit Assorted

The MrCool DIY 4th Generation Line Set Coupler Kit for 9k 12k & 18k Line Set is an easy-to-use coupling fitting to extend the length of the MrCool DIY Quick Connect line set used for MrCool DIY ductless mini splits that have a 9k, 12k, or 18k air handler. It works by connecting together two different line sets of any length. Now anyone can put their DIY mini-split exactly where they want, inside or out, regardless of the distance between the air handler and the condenser. The couplers are designed specifically for use with the MrCool DIY Quick Connect line set, easy to work with, and built to last.