Iza kunye neqondo lobushushu elinganyangekiyo kunye nokwaluphala kwetywina le-O-iringi yokunxibelelana ngokulula kunye nokufakwa.


| Isicelo | Jikelele |
| Indawo yemvelaphi | Zhejiang, China |
| Uhlobo | I-valves ye-air kunye ne-vents |
| Iqondo lokushisa lemithombo yeendaba | Amaqondo obushushu aqhelekileyo |
| Imithombo yeendaba | Amanzi |
| Ukusetyenziswa | Inkqubo yokufudumeza phantsi |
Iza kunye neqondo lobushushu elinganyangekiyo kunye nokwaluphala kwetywina le-O-iringi yokunxibelelana ngokulula kunye nokufakwa.
Yenziwe ngobhedu oluhle, ohlala lihlala, uNcEl-Pleated kunye nobhedu-mbala.