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The only Rainwater Harvesting System supplier you will ever need

Case Studies

Stormsaver is the UKs leading supplier of commercial rainwater harvesting systems and every year, we deliver more rainwater harvesting systems than any other company. Take a look at a selection of our case studies.

Blackheath Library

Blackheath Library | Commercial Rainwater Harvesting Case StudyThe new Blackheath Library utilises rainwater harvesting to flush its toilets using a Below Ground Storage Tank, Pressurised Rainwater harvesting system. The building uses a great deal less mains water than before due to the water saving measures they have now put in place.

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Horizon House - Environment Agency HQ

Horizon House | Commercial Rainwater Harvesting Case StudyThe building is said to embody the environmental principles at the heart of the agencies work. As a result, Horizon House won the 2010 BREEAM Office Award for being one of the most environmentally friendly offices in the UK.

The rainwater harvesting system reduces the mains water consumption by collecting and storing rainwater for use in toilet flushing. The new building uses a great deal less mains water than the offices it replaced due to the water saving measures they have put in place. This building was fitted with a non-pressurised rainwater harvesting system

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Project Barley

Project Barley | Commercial Rainwater Harvesting Case StudyStormsaver were contracted to supply the controls and above ground tanks for three rainwater harvesting systems at Project Barley. This huge distribution centre has three offices which are to be supplied by harvested rainwater for their toilets. We installed an above ground pressurised rainwater harvesting system at project barley. 

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Primary and Secondary School in Durham

Primary and Secondary School in DurhamStormsaver supplied and commissioned the M&E equipment for the rainwater harvesting systems and have now taken on the maintenance of the complete systems. Situated in Durham the project was for a primary and secondary school where rainwater supplies a huge number of toilets. The investment has paid dividends straight away with a collosall saving of 98%.


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Every day I continue to be delighted with the results that the Stormsaver rainwater harvesting system is delivering. I tell everyone about it! We've even made our water meter public to show how much water we save!

Kelvin Jones, Gorseinon Development Trust