50ft 1/4" x 1/2" DIY Refrigerant Line Set for 9K 12K 18K BTU Mini Split AC Units - Pre-Charged with Nitrogen - Perfect for Home & Garage Installation

DIY 4th Generation 35ft 1/4" x 1/2" Lineset for Mini Split AC - Compatible with 9K, 12K & 18K BTU Indoor Units | Pre-Charged Refrigerant Line Kit | Easy Installation for Home & Office Cooling Systems

DIY 4th Generation 35ft 3/8 x 5/8 Refrigerant Line Set for 24K & 36K BTU Mini Split AC Units - Perfect for Home and Office Installation

50ft 3/8" x 5/8" DIY 4th Generation Refrigerant Line Set for 24K & 36K BTU Mini Split AC Units - Flexible Copper Tubing for Easy Installation in Homes, Offices, and Garages