Welcome to Rainwater Harvesting Limited
Rainwater Harvesting are one of the UK’s leading Rainwater Harvesting Specialists. As well as manufacturing we sell all products relating to the Rainwater Harvesting market and are also the leading supplier of complete packages to the domestic market.
You can call 01733 405111 to get an instant quote and help with specifying the correct Rainwater Harvesting System for your current project.
Should you struggle to find what you are looking for please call 01733 405111.
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If you have any questions please just ask. Thank you.
FAQ's
With some plumbing alterations, it can also be used inside the house to flush toilets and feed washing machines. Besides saving on potable mains water, rainwater use encourages less build-up of calcium deposits in appliances.
The diversion of rainwater to the storage tank can in many situations reduce the risk of flooding.
The principle uses for rainwater are:
- Toilets (around 35% water use)
- Washing Machines (around 15% water use)
- Garden/Outside Use (around 5%, yet this figure can grow greatly for keen gardeners)
You can learn more by Clicking Here to read about the updated standards.
New legislation will give water boards the right to prohibit using hosepipes for other outdoor cleaning purposes such as washing boats, patios, drives, windows, and also for filling swimming pools, ornamental ponds and hot tubs.
Installing either a Garden System or The Rain Director Gravity Feed System means that you can use the water in your underground tank. This is your water that you have collected and cannot be claimed by the Water Authorities.
Rain Activ
Revolutionary next generation SuDS solution
Rain Activ is a revolutionary new ultra low discharge storm attenuation device. With peak discharge rates as low as 0.05 Litres/second, the system delivers highly effective source control and provides new, cost effective alternative for SuDS professionals.
Perfect for those sites that cannot use a soakaway and need to discharge to the local drainage network.
Each Rain Activ is bespoke to customer requirements. With tank size, attenuation level and attenuation rate all calibrated using Micro Drainage software.

WHAT IS RAINWATER HARVESTING?
Our Brands
Backup in a Box
Rain Backup in a Box® – the plug-and-play mains water backup for rainwater harvesting systems….Read More
Rain Director
The Rain Director is the market leading gravity fed rainwater management control unit and header tank…Read More
Hydroforce
HydroForce ™ Clean Water Pump Series 4 is a submersible pressure sensitive rainwater tank pump….Read More
Rain Activ
Rain Activ achieves low discharge rates of attenuated water from our shallow dig underground storage tanks….Read More