Product Name: Roof Mounted Solar Water Panels Model NO.: STH Certification: CE, ISO9001 Composition: Pressurized Tank+ Strong frame+Heat Pipe Tube Collector Components: Glass Vacuum Tube Interior Material: Stainless Steel Pressure: Pressurized Structure: Compact Type Max. Capacity: >200L Installation: Flat Roof and Slope Roof Both Application: Bathing / Washing / Floor Heating Trademark: Suntask or OEM Transport Package: Carton Box or Wooden Box Specification: 100L, 150L, 200L, 250L, 300L Origin: China HS Code: 8419191000 Product Description Pressurized solar energy hot water heating systemSolar hot water heating system1. Model name:STH-100LSTH-120LSTH-150LSTH-200LSTH-240LSTH-300L2. Tube specification:58mm*1800mm*10tubes58mm*1800mm*12tubes58mm*1800mm*15tubes58mm*1800mm*20tubes58mm*1800mm*24tubes58mm*1800mm*30tubes3. Tube coating: Heat pipe4. Absorber area: 1.95sqm 3.12sqm 3.91sqm5. Tank capacity:100L120L150L200L240L300LAdvantages:1). Highly efficient absorber of high performance with daily average efficiency over 50%;2). Start up quickly, heat pipe transfer the heat energy into the storage tank in one direction.3). Withstand pressure of 6 Bar, can be connected directly with city water.4). No water inside the evacuated tubes; The solar water heater can still in service even with several tubes breakage;5). Highly efficient insulation with polyurethane foam;6). Simple structure, easy to assembly and install, diffuse flat plate reflector can be assembled easily with its module structure;7). Can be used all year round in the cold climate;8). Can be used together with Auxiliary electric boost;9). Long service life, can be used as long as 15 years;10). STH-L frame can be for slope roof and flat roof both.Specifications:1). Material of storage tank:2). Outer tank: Colorful steel, 0.4mm thick3). Inner Tank: Crystal liner 4mm, steel 1.5 mm4). Thick Insulation: Polyurethane foam, 50 mm5). Working pressure: 6Bar6). Daily efficiency: ≥ 55% (≥ 42% in winter)7). Working temperature: 60 Degree Celsius -35 Degree Celsius8). Vacuum tube specifications: 58mm*1800mm9). Lifetime: 15 years