1. Corrosion-resistant aluminum with specific formulation 2. Aluminun itself has nature characteristics of fast temperature rising, high thermo efficiency, low consumption, convection and radiation model 3. Melted in 730 deg C and forged with 800t to 2,000t die-casting machine to avoid the problem of welded seam corrosion and coefficient of thermal expansion malconformation 4. Internal corrosion spray painting technology guarantees safe usage in water 5. Makes products dry, smooth, durable and hard to change color after its surface completing electrophoresis, powder spray and baking process 6. Does not release any harmful substance while using 7. Module assembled 8. Easy to increase or decrease the module 9. Hide scald-proof design for water course which guaratees the sage usage under T below 120 deg C heating and colding system 10. Size: 80 x 80 x 582mm 11. Center to center: 500mm 12. Operating pressure: 1.0 to 2.0Mpa 13. Amount of heat: 189W/piece 14. Available area: 2.4 to 3.2m2