♦ Ibu nchekwa: 1500 lita ♦ All igwe anaghị agba nchara, ihe kọntaktị 304 ihe ♦ The ọkpụrụkpụ nke igwe anaghị agba nchara efere bụ 2.5mm, n'ime na-enyo enyo, na n'èzí na-ahịhịa. ♦ n'akụkụ eriri ihicha manhole ♦ na oghere iku ume ♦ Na valvụ diski pneumatic na ala, Φ254mm ♦ Na Ouli-Wolong ikuku diski
