Dudley 324301 Hydroflo 1/2″ BSP Bottom Inlet Float Valve with Delay Fill

The Dudley Hydroflo 324301 is a telescopic bottom inlet float valve with delay fill action, designed as a replacement in most plastic and ceramic exposed and concealed cisterns. It features a compact body, arm and float with a unique design that makes it impossible for the float to become detached, plus built-in backflow prevention.

Key Features

• Height adjustable from 205 mm to 292 mm
• 1/2″ BSP brass tail inlet
• Water-saving delay fill action — only refills once flushing is complete
• Quiet filling with integral flow restrictor
• Compact body, arm and float assembly
• Unique float arm prevents detachment
• Built-in backflow prevention

Specifications

• Adjustable height: 205–292 mm (8″–11.5″)
• Inlet: 1/2″ BSP brass tail
• Operation: Equilibrium, 0.1–14 bar

Applications

Suitable for replacement in most UK cisterns; supports Code for Sustainable Homes and BREEAM.

What’s in the box

Hydroflo delay fill bottom inlet valve with brass tail (no plastic filling tube sheath supplied, per 2019 water regulations clarification).