Will you be able to check if these are for existing structure or for new construction?Do you know what is the ISO # and whether the are Ultra violet approve?
熱心網友
您能否查一下這些是用于已有結構還是新建結構的?您知道它們的ISO認證號是多少嗎?它們是否符合紫外線防護標準?
熱心網友
你能查一下這些是用于現有的結構還是用于新的結構嗎?你知道ISO號是多少嗎?whether the are Ultra violet approve?這句感覺不對,請檢查一下我覺得可能是whether they are Ultra violet proof?(它們是防紫外線的嗎?)