الوصف

Material:
A) Inner tank: SUS****2B stainless steel
B) Outer tank: Coated steel sheet
C) Frame: Coated steel sheet

Thickness:
A) Inner tank: 0.4mm
B) Outer tank: 0.4mm
C) Frame: 1.5mm

Heat collector:
All glass vacuum tube KD-VT-AG *7/***0
All glass vacuum tube KD-VT-AG *8/***0
A) Coating: Aluminum nitride aluminum (AL-N/AL)
B) Size: ï¿ *7mm X ***0mm /ï¿ *8mm X ***0mm
C) Heat absorption rate: *8%~*3% 
D) Qty: *5/*0/*5/*0 pcs

Insulation layer
A) Material: Imported polyurethane foam (from Bayer Germany)
B) Thickness: *0mm (for maximum *2 hours of conservation)
C) Density: *2kgs / m3

Tank capacity
A) *0/ **0/ **0/ **0 liters   (KD-VT-AG *7/***0)
B) **0 / **0 / **0 / **0 liters (KD-VT-AG *8/***0)
C) Tank diameter: **0 / **0mm

• Optional accessories: Automatic controller/electric heater /magnesium rod/assistant tank  (KD-PH-HA and KD-PH-HP only)
• Certificate: ISO***1: ***0 / CE certificate
• 3 years international quality warranty for solar water heater, 1 year warranty for automatic controller 
• Packaging: Vacuum tube / carton (for sample order wooden box packing is required), water tank / carton, frame /carton