John Guest 12mm x 12mm Pushfit Shut Off Valve – Plastic Blue & White (PPMSV041212W)

The John Guest 12mm Pushfit Shut Off Valve is a genuine, WaterMark-approved fitting designed for caravan, RV, marine, and residential water systems. Made from durable polypropylene with EPDM seals, it offers superior chemical resistance and long-lasting performance compared to acetal alternatives.

Featuring John Guest’s trusted push-fit technology, this valve allows for quick tool-free installation and disconnection, making it ideal for both DIY users and professional installers.

The 12mm shut off valve provides a secure, leak-free seal and is designed for on/off control only (not for flow regulation). It’s an excellent choice for caravan manufacturers and plumbing professionals who demand reliability and compliance with Australian standards.

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✅ Key Features

• Genuine John Guest PPMSV041212W fitting – trusted quality

• 12mm push-fit connection – quick installation without tools

• 1/4 turn open/close – simple shut off control

• High chemical resistance – polypropylene body with EPDM seals

• Quick disconnection – no tools required

• Bi-directional flow – can be installed either way

• WaterMark approved – certified for Australian plumbing use

• Not suitable for air or inert gases – water applications only

• Must be used in the fully open or fully closed position

• Ideal for caravans, RVs, camper trailers, boats, and motorhomes

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⚙️ Specifications

• Brand: John Guest

• Model: PPMSV041212W

• Size: 12mm x 12mm

• Material: Polypropylene body, EPDM seals

• Connection: Speedfit push-fit technology

• Function: Shut off (1/4 turn)

• Certification: WaterMark approved

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📦 What’s Included

• 1 × John Guest 12mm x 12mm Pushfit Shut Off Valve (PPMSV041212W)

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🌟 Why Choose John Guest?

• World leader in push-fit fittings

• WaterMark-approved for peace of mind

• Fast, tool-free installation and disconnection

• Excellent quality and great value

• Approved by caravan manufacturers across Australia