
Step into the future of comfort with the MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump with 25 ft. Install Kit, DIYM336HPW03C35. Designed to provide unmatched climate control across multiple rooms, this innovative system is perfect for your home, garage, or workshop. What sets it apart? You can easily install it yourself without the need for a technician!
Innovative Installation
With MRCOOL’s patented Pre-Charged Quick Connect Line Sets, installation is seamless and hassle-free. No vacuuming or complex tools are required, allowing you to set up your system quickly and efficiently. The lightweight and compact design further minimizes installation efforts.
Energy Efficiency & Performance
The MRCOOL DIY Mini Split boasts an impressive energy efficiency rating of 21.5 SEER2 and 8.5 HSPF-5, helping you save on energy bills while enjoying optimal comfort. Even in extreme temperatures as low as -13°F, the system delivers reliable heating performance.
Versatile Climate Control
Choose from multiple modes, including COOL, HEAT, AUTO, DRY, or SLEEP, ensuring comfort year-round. The air handlers are optimized for spaces ranging from 180 to 1,000 square feet, making it ideal for both cozy corners and expansive rooms.
Smart Control & Flexibility
Take control of your comfort from anywhere with the SmartHVAC app compatibility. Whether you’re at home or away, managing your environment is just a tap away. Additionally, our coupler kit allows you to connect two standard line sets, ensuring extended reach for unlimited cooling and heating coverage.
Durability & Warranty
Protected with a robust Gold Fin® condenser coating, the system is resistant to corrosion, making it suitable for coastal areas. Enjoy peace of mind with a 7-year compressor warranty and a 5-year parts warranty, ensuring long-lasting reliability.
Transform your space into a climate-controlled sanctuary with the MRCOOL DIY Mini Split - 42,000 BTU 3 Zone Ductless Air Conditioner and Heat Pump with 25 ft. Install Kit, DIYM336HPW03C35. Experience the perfect balance of comfort, efficiency, and convenience—all while saving on installation costs!