800 Litre Above Ground Rainwater Storage System Tank - Complete Rainwater Harvesting System with Filter and Pump
Offering a practical alternative to underground rainwater harvesting systems, this modular above-ground water storage system combines durable polyethylene rain tanks, automatic water pumping, integrated rainwater filtration, and expandable storage capacity in one complete package.
Ideal for gardens, homes, landscaping, irrigation, and eco-friendly water conservation, the system features compact slimline tanks that maximise water storage while minimising garden space usage.
The 800 litre rain tank features a modern slimline design with a compact footprint, making it perfect for installation alongside walls, fences, sheds, garages, patios, and garden buildings.
Manufactured from durable polyethylene (PE), the tank is weather-resistant, hard-wearing, and designed for long-term outdoor use.
Available in three attractive finishes allowing the system to complement a wide range of garden and landscaping styles:
- Granite
- Sand
- Black
The tank is supplied complete with:
- Hi-Flow 3/4” tap
- Sight gauge
- Holesaw set
- Tank-to-tank connection points should you wish to add additional tanks in the future
Key Features
- Complete above-ground rainwater harvesting system
- 800 litre slimline rainwater tank
- Fully automatic 50 litres per minute submersible pump
- Integrated rainwater filter and diverter
- Modular expandable tank system
- Compact space-saving design
- Sight gauge water level indicator
- Hi-flow tap included
- Durable weather-resistant polyethylene construction
- Available in four modern colour finishes
- Ideal alternative to underground rainwater systems
- Suitable for garden irrigation and water conservation
High-Performance Automatic Pump System
The included fully automatic submersible rainwater pump delivers up to 50 litres per minute / 3000 litres per hour, providing reliable water pressure for garden watering, hose use, irrigation systems, and general outdoor water applications.
The waterproof and fully submersible pump includes:
- Pump-to-Tank Connector
- Multi-hosetail outlet
- Easy-fit installation
- Expandable connection point for future tank upgrades
This powerful pump system allows convenient use of harvested rainwater directly from the storage tanks.
Advanced Rainwater Filter & Diverter System
The included Black 3P Filter-Collector efficiently filters rainwater before it enters the tank.
The intelligent filter and diverter system:
- Directs clean rainwater sideways into the tank
- Allows leaves and debris to continue down the drain
- Automatically diverts overflow water back to the drain when tanks are full
- Features a removable filter cartridge for quick seasonal cleaning
Designed for easy installation onto standard downpipes, the 3P Filter-Collector helps maintain optimum filtered rainwater quality with minimal maintenance.
Expandable Modular Rainwater Storage System
Additional tanks can be added at any time as this modular design allows multiple tanks to be interconnected using durable 25 mm tank-to-tank connectors, enabling the system to grow alongside your water storage requirements.
Please see our larger available system capacities that we also offer which include:
Sight Gauge Water Level Indicator
Each tank includes an integrated Sight Gauge, providing a clear visual indication of the current water level inside the tank for easy monitoring and water management.
Rain Tank System Specifications
Dimensions are approximate and may vary slightly due to natural tank flexing.
Ideal Applications
- Garden watering
- Rainwater harvesting
- Sustainable water storage
- Hose and irrigation systems
- Eco-friendly garden systems
- Allotments and landscaping
- Domestic rainwater collection
- Water conservation projects
- Above-ground water storage
Why Choose the 800 Litre Rain Tank System?
The 800 Litre Above-Ground Rainwater Storage System offers a complete and highly efficient rainwater harvesting solution for homeowners looking to reduce mains water usage and improve sustainable water management.
With integrated filtration, automatic pumping, expandable modular storage, and stylish slimline tank, this system combines performance, durability, and practicality in one easy-to-install package.
Perfect for modern gardens where underground systems are not suitable or desired.
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