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新疆25选7的开奖号:Copper Coil (pre-heated) Solar Water Heater

新疆25选7历史开奖结果 www.mpawbn.com.cn Item: IC/IP:Stainless steel/Galvanized steel

Specification:

1.Frame: Galvanized steel ,thickness:1.5mm /Stainless steel

2.Inner tank:SUS 304-2B food grade stainless steel 0.41mm

3.Outer tank: SUS304 stainless steel ,0.4mm/galvanized steel

4.inner tank diameter:360mm

5.Insulating layer thickness:55mm   polyurethane

6.Copper coil: diameter 12mm,thickness 1mm  length  30m

7.Back-up electric heater  optional

8.Hook pipe: SUS304 stainless steel

9.Assistant water tank optional.

10. Vacuum Tube:Dia.58mm,Length:1.8mm,ALN/ALN-SS/CU coating