 O-ring is seated in disc and easy to be replaced. |
| Choice of O-ring elastomers for different operating temperatures and environments. |
| Standard cast iron nickel plated body. |
| Aluminium bronze or nickel plated ductile iron disc options. |
| Large diameter stem on all size provides superior strength. |
| Maximmum disc diameter for each valve size,that has a greater free-flow area than the others. |
| Open and close locking handle with more dependable locking capabilities |
