... used for Solar panel, solar collector.. 2.Certificate: ISO9001 , BS6206 3 thickness: 3.2, 4mm Solar Glass TermsDescriptionFeaturesThe panel of the solar and ... Base ConceptThe low iron of the glass guarantees the solar absorbing to be the lowest value, because the ... the perfect and the special characteristics, becomes the safe solar energy board material after strengthened processing, Our company is ...