Features:1) Absorbing fins: copper with selected coating2) Header pipe: 22mm diameter copper pipe with 1.0mm thickness3) Secondary pipe: 12mm diameter copper pipe with 0.7mm thickness4) Cover glass: tempered glass with 4.0mm thickness5) Back cover sheet: galvanized steel sheet or aluminum sheet6) Insulation: rock wool
Features: 1) Absorbing fins: copper with selected coating 2) Header pipe: 22mm diameter copper pip |