Thumba la Mkodzo limapangidwa kuchokera ku PVC, PE, PP, HDEP ndi ABS mu kalasi yachipatala.Zimapangidwa ndi thumba, chubu cholumikizira, cholumikizira cha taper, potuluka pansi ndi chogwirira.
1.Ndi valve yosabwerera kuti mupewe kutuluka kwa mkodzo kumbuyo, onjezerani chitetezo cha odwala
2. Tube yokhala ndi Smooth pamwamba komanso yosagwira kink