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| Customization: | Available | 
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| After-sales Service: | 3months | 
| Warranty: | 3months | 
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. | 
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Technical Parameter:
We are one professional manufacturer of 20m/50m Pre-insulated refrigerant copper twin pipe in China,exported to many countries,like USA,France,Germany,UAE,Jordan,Turkey,Brazil etc.We will offer you professional,good and competitive price.
| 
        Specification  | 
      
        Outer Diameter  | 
      
        Wall thickness  | 
      
        Diameter of insulation  | 
      
        Wall thickness of insulation  | 
      
        Length  | 
     
| 
        1/4"+3/8"  | 
      
        6.35+9.52mm  | 
      
        
 
 according to your requirement  | 
      
        φ8+φ12  | 
      
        
 
 
 8mm  | 
      
        
 
 according to your requirement  | 
     
| 
        1/4"+1/2"  | 
      
        6.35+12.7mm  | 
      
        φ8+φ14  | 
     |||
| 
        1/4"+5/8"  | 
      
        6.35+15.88mm  | 
      
        φ8+φ18  | 
     |||
| 
        3/8"+5/8"  | 
      
        9.52+15.88mm  | 
      
        φ12+φ18  | 
     |||
| 
        3/8"+3/4"  | 
      
        9.52+19.05mm  | 
      
        φ12+φ22  | 
     |||
| 
        1/2"+3/4"  | 
      
        12.7+19.05mm  | 
      
        φ14+φ22  | 
     
  


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