MRCOOL DIY® 5th Gen 25 ft. 1/4" x 1/2" Pre-Charged Quick Connect Line Set (for 9K, 12K & 18K Indoor Units)

Upgrade your DIY mini-split system with the MRCOOL DIY® 5th Gen Pre-Charged Quick Connect Line Set. Designed specifically for compatibility with 9K, 12K, and 18K indoor units, this 25-foot line set features 1/4" liquid and 1/2" suction lines, pre-charged with eco-friendly R-454B refrigerant. With MRCOOL’s signature Quick Connect fittings, installation is fast, easy, and doesn’t require special tools or certifications. Built for convenience and reliability, this line set ensures efficient refrigerant transfer while maintaining a clean, professional appearance with its white finish and bronze/copper metallic components. Ideal for homeowners and professionals seeking seamless performance and dependable design.