The MRCOOL® 4th Generation DIY® 24K BTU, 20.5 SEER Ductless Heat Pump is an all-in-one system that seamlessly combines efficiency, durability, and simplicity. This system can effectively heat and cool an are up to 1,000 sq. ft., while offering a 20.5 SEER efficiency rating that has allowed it to achieve an ENERGY STAR certification. It also features durable construction and a corrosion-resistant Gold Fin® condenser coating. All of this is contained within a Do-It-Yourself system that can be installed by a homeowner in a few hours using simple tools. This simplicity is achieved with the use of the patented MRCOOL® Pre-Charged Quick Connect® Line Set included with the system. Not only is this system capable of delivering exceptional performance, it is also equipped with up to six operating modes, which include AUTO, HEAT, COOL, FAN-ONLY, DRY (dehumidification), and SLEEP. The system’s Follow Me® function allows it to adjust the room temperature based on the location of the handheld remote control. This system also has the ability to be controlled with a smartphone by way of the Smart HVAC app. Backed by a powerful 7-year compressor warranty and 5-year parts warranty, with MRCOOL® Care Program eligibility, this system is sure to meet your comfort needs and peace of mind.