50 Tubes Non Pressure Solar Collector

Key Points:
♦ Model : GSR-50
♦ Vacuum tubes : 58-1800mm,(red tube),50 tubes,
♦ Manifold Inner chest: food grade SUS-304-2B,0.41mm
♦ Manifold outer shell: stainless steel SUS-304-2B or BA.
♦ Vacuum tubes : 58-1800mm,(red tube),50 tubes,
♦ Absorb er area: 6.65M2
♦ Bracket : stronger galvanized steel.
♦ Bolts and nuts:SUS304-2B