Copper Insulated HVAC Line Set – 3/8" x 3/4" | 25ft, 35ft, 50ft | For MRCOOL HyperHeat, VersaPro, Universal & Pro-Direct | Professional Installation AI_Content_New_08_06 DIY your way to year-round

DIY your way to year-round comfort — fast setup

and operating more quietly than traditional fixed-speed units

000 BTU 22 SEER2 Three-Zone Ductless Heat Pump Split Air Conditioner System - 9K + 9K + 24K comes with many options

Easy Maintenance: 4-screw louver panels

With smart controls

Copper Insulated HVAC Line Set – 3/8" x 3/4" | 25ft, 35ft, 50ft | For MRCOOL HyperHeat, VersaPro, Universal & Pro-Direct | Professional Installation AI_Content_New_08_06 DIY your way to year-roundCopper Insulated HVAC Line Set 3 8" x 3 4" (25 ft, 35 ft, 50 ft) Upgrade or replace your refrigerant lines with this premium copper insulated HVAC line set, designed for non DIY, traditional professional installation. This line set is perfect for central ducted heating and cooling systems that require reliable, field ready copper tubing. Liquid Line: 3 8" Suction Line: 3 4" Available Lengths: 25 ft, 35 ft, or 50 ft Compatible With MRCOOL & Other Major