... coatingCertification: CE, SGS, Solar Keymark, SRCC 1. Absorber core :aluminum fins and copper tube, copper fins and copper tube, aluminum fins and ... 6mm; 2pcs, 4. Riser Tube: copper T2; Φ8*0.6; 8pcs,5. Glass cover :low iron fabric tempered glass/ 3.2mm, Transmittance≥91 ... life time, and maintenance. Any small problem happening in our solar collector will be solved at the most prompt time. We always ...