Description
Overview
The MRCOOL DIY 16ft R‑454B Lineset 3/8 x 5/8 is engineered for MRCOOL DIY 24K and 36K indoor units, providing a dependable, pre‑charged solution for extending installation distance. Each MRCOOL DIY R‑454B lineset is factory‑sealed, pressure‑tested, and ready for immediate use. With its Quick‑Connect fittings, this 16ft 3/8 x 5/8 R‑454B lineset maintains refrigerant integrity while delivering a secure, leak‑proof connection. Designed specifically for MRCOOL DIY systems, this MRCOOL DIY 16ft lineset supports clean, simple, and reliable DIY installation for higher‑capacity units.
Key Features
- 16ft MRCOOL DIY R‑454B lineset for flexible installation
- Pre‑charged R‑454B lineset for DIY use
- 3/8″ liquid line and 5/8″ suction line
- Fully sealed Quick‑Connect fittings
- No vacuum pump or gauges required
- Durable insulation for long‑term performance
- Leak‑proof design for reliable operation
- Compatible with MRCOOL DIY 24K & 36K indoor units
- Ideal mid‑length DIY R‑454B lineset option
Ideal For
- Extending installation distance for MRCOOL DIY 24K & 36K systems
- Routing a 16ft R‑454B lineset around obstacles or tight spaces
- Homeowners wanting a true DIY installation
- Installations requiring a mid‑length MRCOOL DIY lineset
Specifications
| Category | Details |
|---|---|
| Length | 16ft |
| Line Sizes | 3/8″ (liquid) & 5/8″ (suction) |
| Refrigerant | R‑454B |
| Compatibility | MRCOOL DIY 24K & 36K Indoor Units |
| Fittings | Quick‑Connect |
| Insulation | High‑density, UV‑resistant |
Related Products
- MRCOOL DIY 24K & 36K 5th Gen Mini‑Splits
- MRCOOL DIY Line Set Couplers
- Line Set Covers
- Wall Mount Brackets






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