The MRCOOL 5th Gen DIY Line Set is a required component for installing your MRCOOL DIY ductless mini-split system. This 35-foot model is pre-charged with environmentally friendly R-454B refrigerant and works with MRCOOL's DIY 5th Gen 6K, 9K, and 12K air handler units, featuring 1/4” liquid and 3/8” suction lines.
Equipped with Quick Connect fittings, the line set allows for fast, tool-free installation—no vacuuming, charging, or special certifications needed. Built with durable, kink-resistant materials and a leak-proof design, it ensures long-lasting, efficient performance. Available in multiple lengths, it’s the key to making your HVAC setup truly DIY-friendly.
| DIMENSIONS | |
|---|---|
| Gross Dimensions | 32.09" D x 4.92" H x 32.09" W |
| Net Weight (Lbs) | 17.6 |
| Gross Weight (Lbs) | 21.8 |
| Liquid Line Size | 1/4 |
| Suction Line Size | 3/8 |
| GENERAL INFORMATION | |
| Series | 5th Gen DIY Line Set - R-454B |
| Color | White |
| Color Family | Bronze/Copper Metallic |
| Line Set Length | 35 ft |
| Lineset Fitting Type | Quick-Connection |
| Refrigerant Type | R-454B |
| Refrigerant Volume | 3.46 |
| Has Batteries | No |
| Contains Electronics | No |
| Contains Chemicals | Yes |
| Contains Aerosol | Yes |
| Contains Compressed Gas | Yes |
| Proposition 65 Warning | Yes |
| Restricted States |
|
| Registered Warranty | N/A |
| FEATURES | |
| Compatible Air Handlers | 6K, 9K, & 12K 5th Gen DIY |
