产品展示
    纳米抗菌管(外白内绿) 热水管 PN2.5Mpa S2.5

    产品配置:


    规格:20×2.8,25×3.5,32×4.4,40×5.5,50×6.9,63×8.7,20×3.4,25×4.2,32×5.4