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News
MRCOOL DIY 5th Gen Multi-Zone Installation Guide: Step-by-Step Tips
Installing a MRCOOL DIY 5th Gen Multi-Zone system? Learn how to plan indoor and outdoor unit locations, route R-454B Quick Connect line sets, manage drainage, prepare electrical requirements and avoid common installation mistakes.
Read moreMRCOOL Mini Split Wire Size & Breaker Size Guide
Choosing the correct wire size and breaker is critical for safe MRCOOL mini split installation. This guide covers wire gauge recommendations, breaker sizing, voltage requirements, MCA ratings, and electrical requirements for MRCOOL DIY®, Olympus®, Easy Pro®, Advantage®, and Multi-Zone systems.
Read moreMRCOOL Line Set Installation Guide: Should You Route the Line Set Left, Right, or Straight Out the Back?
Should your MRCOOL line set exit the left side, right side, or straight out the back? Learn the pros, cons, installation tips, and why rear routing is usually the best choice for mini split performance and reliability.
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