7/16-5/8 inch-HVAC copper piping kit for air conditioning, up to 50FT The quality of the internal copper pipe has a very good texture, can ensure the stable and efficient transmission of refrigerant, but also effectively protect the air conditioning machine running state. The outer wrapped black rubber insulation layer can heat, noise and moisture, energy loss in various ways, to provide a solid guarantee for the air conditioning system stable operation.

|  Specification | Copper pipe size (mm) | Insulation thickness (mm) | Length (ft) | 
| 1/4 - 3/8 |  6.35 × 0.8 + 9.52 × 0.8 | 1/2" - 1"  (13 mm- 25 mm) | 10ft - 164ft | 
| 1/4 - 1/2 | 6.35 × 0.8 + 12.70 × 0.8 | 1/2" - 1" (13 mm- 25 mm) | 10ft - 164ft | 
| 1/4 - 5/8 | 6.35 × 0.8 + 15.88 × 0.9 | 1/2" - 1" (13 mm- 25 mm) | 10ft - 164ft | 
| 3/8 - 5/8 | 9.52 × 0.8 + 15.88 × 0.9 | 1/2" - 1" (13 mm- 25 mm) | 10ft - 164ft | 
| 3/8 - 3/4 | 9.52 × 0.8 + 19.05 × 1.0 | 1/2" - 1" (13 mm- 25 mm) | 10ft - 164ft | 
| 1/2 - 3/4 | 12.70 × 0.8 + 19.05 × 1.0 | 1/2" - 1" (13 mm- 25 mm) | 10ft - 164ft | 
| 1 - 1/8 | 28.6 × 1.3 | 1/2" - 1" (13 mm- 25 mm) | 10ft - 164ft | 





 
                  
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