Superior Buckner VB Series Brass Valve Diaphragm Repair Kit
Bring a worn or leaking Superior Buckner brass valve back to life with the
genuine Superior VB Series Diaphragm Repair Kit. The VB is a
brass in-line valve built with a reverse-flow design, so the valve stays closed
in the event of a diaphragm tear or puncture — and a fresh, reinforced
diaphragm is the single most effective fix for valves that weep, fail to seal,
or won’t shut off cleanly. Each kit contains the diaphragm, spring,
washer, and rivets required for a complete rebuild.
Key Specifications & Features
- Brand: Superior (Buckner)
- Fits: Superior VB Series brass in-line valves
- Type: Diaphragm repair / rebuild kit
- Kit includes: reinforced diaphragm, spring, washer, and rivets
- Design benefit: reverse-flow valve stays closed if the diaphragm fails
- Available sizes: 3/4 in. & 1 in., 1-1/4 in., 1-1/2 in., 2 in., 2-1/2 in. & 3 in.
Find Your Size & Part Number
- 3/4 in. & 1 in. valves → VBPR0710DKIT
- 1-1/4 in. valves → VBPR12DKIT
- 1-1/2 in. valves → VBPR15DKIT
- 2 in. valves → VBPR20DKIT
- 2-1/2 in. & 3 in. valves → VBPR2530DKIT
Frequently Asked Questions
What does the Superior VB diaphragm repair kit include?
Each Superior VB Series kit (VBPR0710DKIT through VBPR2530DKIT) includes the
reinforced diaphragm, spring, washer, and rivets needed to rebuild the valve and
stop leaks.
How do I know which size kit I need?
Match the kit to your valve’s pipe size. Use VBPR0710DKIT for 3/4 in. and
1 in. valves, VBPR12DKIT for 1-1/4 in., VBPR15DKIT for 1-1/2 in., VBPR20DKIT for
2 in., and VBPR2530DKIT for 2-1/2 in. and 3 in. valves.
Will replacing the diaphragm fix a valve that won’t shut off?
Most often, yes. A torn, hardened, or debris-fouled diaphragm is the leading
cause of a Superior VB valve that weeps, won’t seal, or fails to close. The
VB diaphragm repair kit restores a clean seal and proper operation.
Is this a genuine Superior (Buckner) part?
Yes. These are genuine Superior VB Series repair kits designed specifically for
Superior Buckner brass in-line valves for a correct, long-lasting fit.











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