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The Whale 3-Way Valve 12 mm (Part No. WU1271B) is a versatile inline freshwater valve designed for use in caravan, motorhome, campervan and marine plumbing systems. It lets you easily divert and control water flow between three different routes — making it ideal for routing water to taps, showers, pumps or auxiliary outlets.
Its compact, push-fit design and clear handle positioning make installation and operation quick and hassle-free, helping you manage water distribution efficiently on board.
3-way water control: Easily switch flow between three directions — perfect when multi-outlet plumbing is needed.
12 mm Quick Connect push-fit: Tool-free, secure installation with standard 12 mm pipework.
Durable construction: Designed for moving vehicles and harsh environments.
Clear flow direction indicators: Switch handles are easy to read and use.
Suitable for fresh water systems: Ideal for water diversion and outlet control on the move.
1 × Whale 3-Way Valve 12 mm (WU1271B) – push-fit inline valve for water distribution.
| Diameter | 12mm / 1/2" |
| Angle | T |
| Brand | Whale |
| Type | 3-Way Valves |
| Colour | White and Brass |
| Primary Construction | Plastic |
| Fitting | Push-Fit Fitting |
| Diameter Description | For 12mm Pipe |
3-way valves like this give you flexibility in plumbing layouts — for example, diverting water between a galley tap, shower head or utility outlet.
Caravan & motorhome fresh water plumbing
Campervan and van conversion water systems
Marine and boat water lines
Multi-outlet water routing
This valve is particularly useful where several water outlets or supply routes need to be managed from one central point.
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