The parameter of solar water heater:
Inner tank:SUS304-2B food grade stainless steel.
Outer tank: Galvanized steel + powder painting
Vacuum tube:Adopting the Three-High vacuum tube its absorb rate is 94-96% and its thermal radiation rate is 4-6%(100 degrees).
Bracket:galvanized steel plate with plastic spraying.
Material of heat preservation:55-60mm imported PU; integral foaming can keep the water temperature last for 72 hours.
Silicion seal is edged to ensure they (vaccum tube and water tank)remain watertight and prevent leakage.
Life span:15years.
Capacity:100-300L