Description
John Guest 12mm Equal Female/Female Elbow – WaterMark Approved
Model: PEM0312W
The John Guest 12mm Equal Female/Female Elbow (PEM0312W) is a genuine John Guest® Twist & Lock™ push-fit fitting, designed to create a reliable 90-degree connection between two 12mm pipes in potable hot and cold water systems. WaterMark certified and approved for caravan manufacturing, this fitting delivers proven performance, compliance, and long service life.
Engineered with increased O-ring compression, the PEM0312W ensures a secure, leak-free seal even in demanding applications. It is approved for hot water systems over 90°C and is compatible with LLDPE and BPEX 12mm tubing, making it ideal for caravans, RVs, motorhomes, marine, and domestic plumbing installations.
Designed for fast, tool-free installation, John Guest push-fit technology reduces labour time while maintaining industry-leading reliability.
✅ Key Features & Benefits
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Genuine John Guest® Twist & Lock™ fitting – trusted worldwide
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12mm × 12mm equal female/female elbow – clean 90° pipe connection
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WaterMark certified – approved for Australian potable water systems
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Hot water rated over 90°C – suitable for pressurised systems
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Enhanced O-ring compression – positive, leak-free water seal
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Compatible with LLDPE & BPEX tubing (12mm)
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Works with John Guest® tube inserts (TSM12)
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Approved fitting for caravan manufacturing
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Tool-free push-fit installation – fast and secure
⚙️ Specifications
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Brand: John Guest
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Model / Code: PEM0312W
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Connection Type: 12mm Push-fit × 12mm Push-fit (Female/Female)
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Angle: 90° Elbow
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Material: Acetal body with EPDM O-rings
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Tubing Compatibility: 12mm LLDPE & BPEX
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Certification: WaterMark Approved
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Temperature Rating: Hot & cold water (over 90°C approved)
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Colour: White
🧰 Applications
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Caravan & RV plumbing systems
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Motorhomes and camper trailers
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Marine and boat freshwater systems
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Domestic potable water installations
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OEM caravan manufacturing
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Repairs and upgrades to 12mm John Guest pipe systems
📦 What’s Included
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1 × John Guest 12mm Equal Female/Female Elbow (PEM0312W) – WaterMark Approved
🌏 Why Choose John Guest?
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Global leader in push-fit plumbing technology
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WaterMark approved for Australian compliance
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Proven reliability in caravan and RV manufacturing
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Fast installation with no tools required
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Exceptional durability and chemical resistance
🌊 Why Choose Plenty River?
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Authorised supplier of genuine John Guest products
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Trusted by caravan manufacturers and installers Australia-wide
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Stocked locally for fast dispatch
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Expert support from a caravan plumbing specialist
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Quality-tested products you can rely on for compliant installations