... you. Save much electricity. High efficiency of the solar heater collector. Main feature:1.Without water tank,improve ... s capacity. So if you want 80L,the solar heater will be formed by 10 pipes of 8L ... 's; if you want 150L,the solar heater will be formed by 10 pipes of 15L ... Appearance: Application:fence,houses,pools,balcony,and so on. Working Status Introduction: Modularization Design Construction: