Pre-heated solar water heater (non-pressure): One copper coil is installed inside the tank as the heat exchanger.
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: export standard packing
Delivery Detail: whin 15-25days upon receipt the advanced payment
Feature:
Highly efficient absorber of high performance with daily average efficiency over 50%.
Start up quickly,vacuum tube transfer the heat energy into the storage tank in one direction
With stand pressure of 6bar can be connected directly with city water .
Highly efficient insulation material.
Simple structure,easy to assembly and install.
Can be used all year round in the cold climate.
Can be used together with auxiliary electric boost.
Long service life, can used over 10 years
Feature:
Inner tank: SUS3042B thickness0.3-0.5mm.
Outer tank: SUS304 or galvanized steel, thickness: 0.3-0.5mm.
Tank tow side cover: SUS304 or galvanized steel, thickness: 0.3-0.5mm.
Copper coil: φ12-φ16,thickness 1mm, copper length 15-30m
PUF: thickness 50mm-55mm
Bracket: Al-alloy or galvanized steel, thickness: 1.5-2mm.
Bracket angle: as custom geographic latitude
Bolts and nut: stainless steel
Vacuum tube: φ47 X 1500 orφ58 X 1800, vacuum tube thickness 1.6mm
Electric heater: make the back up holes, and can supply back up
Connection: all thread connection, the size from 1/2inch to 1 inch, argon arc welding
Tube support: stainless steel, galvanized steel or ABS nylon seat.
Assist tank: as custom require