Yuav ua li cas thiaj li tso cov hlau pvc yeeb nkab?
Cov yeeb nkab hlau tso: PVC cov kav dej tau muab tso rau hauv cov plag tsev saum toj ntawm thawj lub tsev ru tsev, thiab cov pob qij txha sib txuas. Cov yeeb nkab orifices yuav tsum du thiab khov kho sib khi. Cov kav hlau yuav tsum tau muab txuas nrog Φ 6 cov kab hlau tom ob tog ntawm kem. Cov yeeb nkab orifices tso nrog cov kav hlau tiv thaiv yuav tsum tau txuas nrog yas los tiv thaiv cov teeb meem txawv teb chaws los ntawm kev nkag mus rau hauv cov kav dej. Cov hluav taws xob tiv thaiv kav hauv hluav taws xob hauv pem teb yuav tsum zam peb txoj kab hla ntawm ib qho chaw. Txhawm rau kom sib koom tes zoo nrog kev txua hluav taws xob, kom nkag siab txog kev nce qib ntawm kev txua hluav taws xob, txhua tus kav hlau hlau, cov kav ntoo, cov pob zeb, chaw khoob thiab ntau lub thawv uas xav tau rau hauv cov pob zeb yuav tsum tau muab pov rau hauv lub sijhawm.
