タイトルまたは説明

Non-pressure solar collector is more suitable for solar project such as swimming pool Material of frame: aluminum alloy Material of manifold (interior): SUS****2B stainless steel Material of manifold (exterior): pearly color and zinc plated steel Capacity: a collector with *0 to *0 pieces vacuum tubes Many collector can be connected and work together It can be connected with tank by circulating pump Intercept efficiency: *3% Heat loss: 0.*2W/m2k Temperature range: **8 to **0 degrees Celsius Hail resistance: *5mm