WHO IS THIS KIT FOR? - Ideal for campervan and motorhome builds using a simple cold water system, providing the essential John Guest 12mm connectors needed to connect your fresh water tank, pump and cold water outlets.
 
Build a simple, reliable cold water system for your campervan without buying every fitting separately.
 
The Essential Cold Water Connector Kit provides the John Guest 12mm pipe, valves and fittings needed to connect an existing pump and accumulator setup to a single cold water sink or tap.
 
Designed for straightforward campervan and motorhome installations, with enough pipe and elbows for practical routing through the vehicle.
 
💧 WHY WE USE THIS KIT
A basic cold water system doesn't need dozens of different fittings.
 
This kit brings together the core components required for a simple pressurised system, while allowing you to choose the correct connection for your sink or tap.
 
✅ SUITABLE FOR
• Campervans and motorhomes
• Single cold water sink/tap installations
• 12mm John Guest plumbing systems
• Existing pump and accumulator systems
• DIY van conversions
 
📦 WHAT'S INCLUDED
• 6m John Guest 12mm Cold Water Pipe
• 2× John Guest 12mm Isolation Valves
• 4× 12mm Push-Fit × ½″ BSP Female Adapters
• 4× John Guest 12mm Equal Elbows
• 17× 12mm Pipe Inserts
• 17× Locking Clips
• 10× 12mm Pipe Clamps
 
🔧 CHOOSE YOUR SINK CONNECTION
Select one:
• 1× 12mm → ½″ BSP Male Adapter
• 1× 12mm → ⅜″ BSP Male Adapter
 
⚠️ IMPORTANT NOTES
• Pump, filter, accumulator, fresh water tank and tap are not included
• Tank connection fittings are not included, as tank outlet sizes vary
• Designed specifically for 12mm John Guest push-fit plumbing
• Diagram shown is an example layout; actual pipe routing and fitting requirements vary between installations