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Air Handler Sizing

MRCOOL Multi-Zone Mini Split 2/3 Rule: Why Proper Indoor Unit Sizing Matters

Brandon Guzman

Planning a MRCOOL DIY Multi-Zone mini split? Learn what the 2/3 Rule means, why proper indoor air handler sizing matters, and how following this guideline improves efficiency, refrigerant flow, compressor life, and comfort while helping you avoid costly installation mistakes.

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Airflow

MRCOOL Mini Split Clearance Requirements: The Complete Installation Guide

Brandon Guzman

Proper installation clearances are essential for getting the best performance from your MRCOOL mini split. Learn the recommended spacing around wall-mounted indoor units, why clearances matter, common installation mistakes to avoid, and how proper airflow can improve efficiency, comfort, and system lifespan.

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Welcome to our store