Professional Dudley Hydroflo Delay Fill Float Valve Plastic Tail Telescopic — PVBV324303
The Dudley Hydroflo PVBV324303 is a high-performance, bottom-entry equilibrium float valve featuring a durable plastic 1/2" BSP tail and an adjustable telescopic height (8" to 11.5"). Designed with innovative Delay Fill technology, it prevents water from entering the cistern until flushing is completely finished, saving significant amounts of water. Tested to over 200,000 cycles and 100% factory tested, it delivers whisper-quiet refilling, robust backflow protection, and simple height adjustment for reliable, long-lasting cistern operation.
Identification Guide:
MPN: PVBV324303 | Range: Hydroflo | Connection: 1/2" BSP Plastic Tail | Entry Type: Bottom Entry | Pressure: HP/LP (0.1 bar to 20 bar) | Standard: BS1212 Part 4 / WRAS
Key Features
- Delay Fill Efficiency: Saves water by holding back refill until the flush cycle is complete.
- Telescopic Height: Adjusts easily between 8 inches (203mm) and 11.5 inches (292mm) to fit various cistern sizes.
- Whisper Quiet: Equipped with a silence tube to reduce noise during the refilling process.
- Dual Backflow Protection: Features an internal membrane and air break above the silence tube to prevent water contamination.
- Easy Maintenance: Includes an attached key on the diverter for quick filter removal and cleaning.
- Secure Stem & Ratchet: The float stem is locked into the arm to prevent detachment, with a ratchet mechanism for precise water level adjustment.
Installation Note
This bottom-entry valve comes complete with a flow restrictor for high/low pressure setups (0.1 bar to 20 bar). Ensure the 1/2" BSP plastic tail is hand-tightened with an extra quarter-turn using a spanner; do not overtighten thread connections. Always isolate mains water and clean the pipework before completing installation.