DIY Rainwater Harvesting In Garden
No matter how much it rains in Britain we always seem to need more water for our plants and gardens. By collecting your rainwater in an underground water tank, you we have a constant supply of water. These rainwater harvesting systems can be connected straight into you existing irrigation system them will never have to worry about your plants and garden not being water when you're on holiday.
Once your system is setup there is no end to the uses of the water you save. You can connect a pressure washer to the tap outlet and use the rainwater to wash your car or even clean your patio.
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Underground water tanks don't have to be sunk in ground, they can be installed under patios or under decking as shown (right). All accessories such as water pumps, filters and fittings can still be installed.
DIY Rainwater Harvesting The Home
Why not use rainwater to flush your toilet? Or use rainwater to clean your plates?. Rainwater has many uses in the home this is just some of them. Once you have collected the water in the tank how do you get it out? The water pump inside the house will extract the water from the tank and then pump it up to where you need it.
Most people will have their rainwater pumped directly into their loft tank as this is what feeds most of the cold water tank and/or toilets and showers. Once the pump is the house there is no real end to the uses of the water, you can use tee pieces and pipe off to different applications; Such as:
- Washing Machine
- Dishwasher
- Header tank
- Toilets
- Kitchen Sinks

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