300L White Tank Solar Water Heater Non Pressure Solar Collector 304 Vacuum Tube Solar Heating System Specification: 1. Inner tank material: SUS304-2B food grade stainless steel 0.31mm 2. Outer tank material: ... Đọc thêm
300L 304 Stainless Steel Presssure Solar Water Heater 200L Pressurized Solar Collector Features: 1. Adopts the best conduction performance metal- heat pipe (copper). 2. Can be used all year round in the cold ... Đọc thêm
150L White Non Pressure Solar Water Heater 300L Non Pressurized Solar Collector 1. Whole glass vacuum tubes adopt super hard borax and silica glass 2. Absorb rate: ≥93%, thermal radiation rate: ≤6% (100)°c 3. ... Đọc thêm
200L Pressure Solar Water Heater 20tubes High Pressure Solar Collector Description Material of out tank: 0.4mm thickness color steel/ fluorine carbon steel Material of inner tank: Food grade 1.2mm thickness ... Đọc thêm
200L Vacuum Tube Solar Water Heater Stainless Steel Low Pressure Solar Collector Technical Specifications: Inner tank use stainless steel SUS304, outside water tank shell all are made of Colored steel sheet, ... Đọc thêm
300L 304 Evacuated Tube Solar Water Heater 250L Low Pressure Solar Collector Technical Specifications: Inner tank use stainless steel SUS304, outside water tank shell all are made of Colored steel sheet, welded ... Đọc thêm