Mini Split Line Set Sizing Guide for Beginners 16840: Revision history

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28 June 2026

  • curprev 07:5507:55, 28 June 2026Regwannpca talk contribs 33,451 bytes +33,451 Created page with "<html><p> A mini-split can be perfectly matched on paper and still perform like a problem child if the <strong> line set</strong> is wrong. I’ve seen brand-new ductless systems lose capacity, ice up, sweat through drywall, or burn up installer profit on callbacks because somebody guessed on refrigerant line sizing. The outdoor unit wasn’t the problem. The indoor head wasn’t the problem. The trouble was hiding in the copper between them.</p> <p> A few months back, I..."