Multi-zone technology gives you flexibility and control whenever and wherever you want it.
Available in 16′ and 25′ options, pre-charged linesets allow you to install this innovative ductless system without special tools, equipment, or training. Check out our patent here.
The included DIYPro™ Cable eliminates the need for electrical conduit providing higher mechanical protection and durability.
Keep the remote close by, and MRCOOL DIY® will track the air temperature around you to ensure you receive maximum comfort.
When the MRCOOL DIY® detects low coolant an alarm will sound to alert you to the problem. This will prevent damage to the compressor while you maintain high air comfort.
This feature makes the MRCOOL DIY® the ideal system for server rooms, greenhouses, and any other application that requires cooling all year.
Power outage? Don’t worry, the MRCOOL DIY® auto restart will have the unit running again in no time at all.
We made Sleep Mode easy to program to save money, and let you sleep a little easier.
Horizontal louver will automatically move to the same position as you set last time the unit was turned on.
Live on the coast? Don’t worry, our condenser is built to resist long term corrosion.
The new MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.
The DIY® 4th gen Multi-Zone comes with a LIMITED LIFETIME compressor warranty*, a 7-year compressor replacement* warranty, and a standard 5-year parts warranty for the original registered owner. See rules and restrictions here.