Not only does the MRCOOL Line Sets insulate both copper lines it also includes the communication wire， drain hose and a wall sleeve. Used to complete the connections between your Condenser and Air Handler. Please consult the specifications on your HVAC unit to assure the size of the lines and the flared ends are compatible.
Compatible with mini-splits with a flared end， not a compatible line set for MRCOOL DIY systems
50 ft. of communication wire and drain hose included
Both copper lines are insulated with 1/2 in. insulation
Wall sleeve for exterior to interior transition of line set kit through the wall is included
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