Upgrade your comfort with the MRCOOL DIY 5th Gen Multi-Zone 18,000 BTU 3-Zone Ductless Mini-Split System with Ceiling Cassettes—the ultimate solution for discreet, efficient, and customizable climate control. Designed for spaces that demand both performance and aesthetics, this system supports up to three ceiling cassette air handlers in any combination of 6K, 9K, or 12K BTUs.
This system features MRCOOL’s DIY® installation technology, allowing homeowners to handle setup without special tools, training, or professional labor. The low-profile ceiling cassettes blend seamlessly into your ceiling, maximizing wall space while delivering powerful airflow throughout the room.
Each zone operates independently and can be controlled remotely via the MRCOOL SmartHVAC app, or by voice with Amazon Alexa and Google Assistant. Whether you're heating or cooling, this system provides quiet, even comfort all year long.
Key Features:
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18,000 BTU condenser supports up to 3 zones
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Pairs with 6K–12K BTU ceiling cassette air handlers
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True DIY® installation with quick-connect lines
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Ultra-slim ceiling cassette design for flush mounting
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SEER2 rating up to 22.3 for high energy efficiency
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Individual zone control via smartphone or voice
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Whisper-quiet operation and automatic swing functionality
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Gold Fin® corrosion-resistant technology
What’s Included:
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(1) 18K BTU 5th Gen Multi-Zone DIY Condenser
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(3) Ceiling Cassette Air Handlers (size varies by configuration)
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(3) Remotes
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Full installation accessories
