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What Size MRCOOL Mini Split Do I Need?
MRCOOL Mini Split Line Set Length Limits
The MRCOOL DIY OuttaSight® 12K BTU One Way Ceiling Cassette is a discreet, flush-mount unit that fits between standard 16-inch ceiling joists. Perfect for rooms up to 550 sq. ft., it delivers quiet heating and cooling without taking up wall or floor space. Works with MRCOOL DIY systems for easy, DIY installation.
✅ Low-Profile Design: Flush-mounts between 16″ joists for a clean look.
✅ Easy DIY Install: Uses MRCOOL QuickConnect® line sets (sold separately).
✅ Smart Control: Use the remote, SmartHVAC app, or voice commands (Alexa/Google).
✅ Advanced Filtration & Easy Access: Multi-stage filter with lowering panel for maintenance.
✅ Quiet Operation: Two-stage DC motor runs quietly.
✅ Works with Multi-Zone Systems: Compatible with MRCOOL DIY 5th Gen single- or multi-zone setups.
Specs:
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Capacity: 12,000 BTU | Voltage: 230V
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Coverage: Up to 550 sq. ft.
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Warranty: Limited Lifetime + 7-Year Compressor + 5-Year Parts
Includes: Ceiling cassette, remote.
Requires: MRCOOL DIY outdoor condenser, QuickConnect line set, DIYPRO cable (sold separately).
Ideal for: Living rooms, master bedrooms, offices, retrofit projects, new construction.