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The MRCOOL DIY50-1412C-O is a fifty-foot copper lineset made for connecting MRCOOL DIY 5th Generation Condensers to the 9K, 12K, and 18K indoor air handlers. This lineset is pre-charged with R-454B refrigerant, simplifying the installation process. In multi-zone setups, each indoor unit requires its own line set to maintain efficient system operation.
The MRCOOL DIY lineset supports reliable and effective system performance.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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