Upgrade your caravan or motorhome water system with the Plenty River 50 Litre Fresh Water Tank Complete Kit. Made from food-grade, blow-moulded polyethylene, this durable tank can be used for fresh water or grey water applications and includes everything you need for installation — plus a FREE inline filter kit valued at $40.

Perfect for off-grid camping, national parks, and long road trips, this versatile tank helps you stay compliant with “leave no trace” requirements while ensuring safe, clean water on demand. Its compact design, robust stone guard, and universal fittings make it easy to install in a wide range of caravan, camper, and RV setups.

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Key Features & Benefits

• ✅ 50 Litre Capacity – Lightweight yet strong, ideal for caravans, RVs, and camper trailers.

• ✅ Dual Use – Can be configured as a fresh water tank or a grey water tank.

• ✅ Food-Grade Material – Made from high molecular weight polyethylene, safe for drinking water.

• ✅ Free Inline Filter Kit – $40 value included to keep your water clean and fresh.

• ✅ Stone Guard & Brackets – Protects your tank from road debris and ensures secure mounting.

• ✅ Easy Installation – Two 40mm threaded female connections fit standard pipe fittings.

• ✅ Expandable Storage – Connect multiple tanks together to increase capacity.

• ✅ Offset Flush Point  – Ensures complete flushing of grey water to meet park regulations.

• ✅ Made in Australia 

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Technical Specifications

• Capacity: 50 Litres

• Weight (empty): 2.85 kg

• Dimensions: 70 cm (L) × 38 cm (W) × 21 cm (H)

• Connections: 2 × 40mm threaded female closures

• Material: Food-contact approved, blow-moulded polyethylene

• Colour: Black with galvanised stone guard

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Package Contents

• 1 × 50 Litre Fresh Water Tank

• 1 × Galvanised Stone Guard

• 2 × Mounting Brackets

• 1 × 40mm Male Iron Adaptor × 13mm Barb

• 1 × 40mm Male Iron Adaptor × 25mm Barb

• 4 × Bolts, 4 × Nuts, 4 × Washers

• BONUS: Free Inline Filter Kit (valued at $40)

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Installation Tips

• Use Teflon tape on all fittings and ensure they are not cross-threaded.

• Fully support the tank — fittings must not carry load.

• Allow space above for expansion when full.

• Drill a 3mm air vent hole at the top of each tank once installed.

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Why Choose Plenty River?

✔ Trusted Australian caravan plumbing brand
✔ WaterMark compliant and food-grade safe
✔ Strong, reliable, and built for Aussie conditions
✔ One-stop shop for caravan, RV, and motorhome water solutions