solar water heater:
1)inner tank material:stainless steel 304
2)water will be hight in the cold winter
3)Quality first
Port: shanghai/ningbo
Minimum Order Quantity: 50 Set/Sets
Supply Ability: 2000 Set/Sets per Month
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: in cartons
Delivery Detail: 10-15days
solar water heater,vacuum tube solar water heater,unpressurized solar water heater:
1)vacuum tube:58*1800mm
2)innter tank material:Stainless Steel 304 2B food grade
3)Outer tank material:Aluminum Galvanizad sheet folded from mould with powder painting
4)Outer tank dia:460mm
5)Frame material:Aluminum with anti-oxidation treatment
6)insulation:50mm polyurethane total forming with pressure and best density 40kgs/m