Copper Built in Preheated Solar Water Heater

Main Features :
Copper coil built in the inner tank
Copper bear pressure 4-6 bar
24 hours continuous hot water
Tank low pressure
100% solar workingSpecifications :
Inner tank : 0.5mm SUS 304 2B food grade stainless steel , automatic seamless welding (can swift to SUS316L marine grade stainless steel for serious hard water area)
Outer tank : 0.4mm SUS304 2B food grade stainless steel or 0.5mm galvanized steel
Copper thickness : 1.0mm diameter 18mm, working pressure 4 bar
3 target high efficient tubes , with Cu-AL-SS coating,1.2mm thickness
Insulation : 55mm polyurathane foam ,densidty 36kg/m3
frame : 1.2mm stainless steel or 1.5mm aluminum alloy with anti-corrosion treatment, 20 degree to 40 degree according to different latitude , different country
Accessories : Electric heater from 1500W to 3000W (use when temperature not enough)
Magnesium bar (Protect inner tank from corrosion
Auto Make up valve (make up water automatically)
Testing & Quality control: Every single tank 100% tested with pressure for 60 seconds before delivery, make sure no defect .Every tank will carry a unique tracking serial number , as long as any tank has defect , please take note and send us picture and video , with serial number, we will make up new tanks free in next delivery.
Warranty : 7 yearsPlease note : Solar water heater installation is a professional work , please install exactly according to the instructions and pipe lines connecting strictly accordinglyAny defects caused by improper installations, we shall not take responsility for that .
After sale service :
Preheating vacuum tube solar water heater
Copper coil built in solar water heater
Solar water model &description
MODEL Tank capacity Tube quantity Absorber area
(m2) Loading quantity 20GP/40HQ
(set)
FT-SS-CP-470-58/1800-20-C 167 20 1.62 37/86
FT-SS-CP-470-58/1800-24-C 200 24 1.96 32/74
FT-SS-CP-470-58/1800-30-C 200 24 1.96 32/74
FT short for Forte, our brand name
SS Short for stainless steel, CS short for color steel
CP short for Coil preaheating
470 means the outer tank diameter is 470mm
58/1800 means the vacuum tube diameter is 58mm and tube length is 1800mm, the tubes can be choosen from normal AL-N-AL tubes or AL-N-AL-CU-SS three target tubesMODELTank capacityTube quantityAbsorber area
(m 2 )Loading quantity 20GP/40HQ
(set)FT-SS-CP-470-58/1800-20-C167201.6237/86FT-SS-CP-470-58/1800-24-C200241.9632/74FT-SS-CP-470-58/1800-30-C200241.9632/74