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This is a helical coil heat exchanger used in indirect water heater. 

- Material: 304 Stainless Steel (316L, 321, etc. Stainless Steel available to order)
- Tubing Dimensions (O.D.×Thickness, in./mm): 0.47" × 0.028"/ 12mm × 0.7mm
- Coil Dimensions(Coil O.D x Length x Turns in./mm): 4.72" x 20.47" x 60 / 120 x 520mm x60

- Made from one single tube without any intermediate connections, leading to better anti-leaking performance
- Compact design with high heat transfer efficiency

- Customization available for specified coil shape

Compact helical coil for air cooling

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