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Ships within 48 hours · Estimated delivery Oct 10 - Oct 15
providing greater long-term reliability in extended setups
Warranty coverage reflects long-term reliability
or whole floors
the system provides full heating performance down to -5°F and continues operating in temperatures as low as -13°F
Ideally suited for add ons and renovations
MRCOOL DIY Coupler Kit Type & Cable:DIYCOUPLER-14 + DIYCOUPLER-12 + 75ft MC-5 Cable providing greater long-term reliability inMRCOOL DIY Coupler Kit with Extended Communication Cable The MRCOOL DIY Coupler Kit lets you safely extend the length of MRCOOL DIY Quick Connect line sets when a longer run is needed. By joining two compatible Quick Connect line sets together, this kit helps you increase total piping length without buying a full additional line set or using specialized HVAC tools. When the couplers are tightened, the internal valve cores open automatically to allow
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