Yenziwe kwiglasi yeborosilicate ekumgangatho ophezulu kwaye ifumaneka kwiisayizi ezi-6 ukuze isebenze ngemibhobho yamanzi eyahlukeneyo.
Ubukhulu: 2.5″, 3″, 3.5″, 4″, 4.5″, 5″
Impazamo yokulinganisa ayinakuphepheka njengoko iimveliso zethu zenziwe ngesandla,
Ukuba ufuna imveliso enemilinganiselo echanekileyo, nceda uqhagamshelane nathi kuqala.