The Evenflow Water Saver Valve is a spring-assisted self-closing tap that does not drip when remaining idle. The product is designed so that the user’s hand does not contaminate the water flowing.
Africa, Central Asia, East Asia, Eastern Europe, Latin America, North Asia, South Asia, Southeast Asia, Southern Europe, Western Europe
SDG 6: Clean Water and Sanitation
Target Users (Target Impact Group)
Distributors / Implementing Organizations
Evenproducts is a member of the UK government's Rapid Response Facility Network. Their distribution partners include WASH agencies like Oxfam, Water Mission, and Medicins Sans Frontieres.
The product is mass manufactured in Eversham, in the United Kingdom.
Intellectural Property Type
User Provision Model
The product is largely distributed by humanitarian organizations. Individuals can obtain the product by directly contacting the manufacturer.
Distributions to Date Status
Maximum flowrate (L/min)
12 L/min (0.5 m head), 14.6 L/min (1 m head), 41.3 L/min (8 m head)
The Everflow valve is made from food-grade materials. It has a large internal passage to avoid blockage by small stones, reliable spring assisted closing and requires low maintenance. This product uses spring-assisted closing with a 3/4” BSP F connection. The taps weigh 171 grams and have a length of 80 mm. The main body is light and robust.
Technical support provided by Evenproducts.
Available from the manufacturer.
Manufacturer Specified Performance Parameters
The manufacturer specified performance targets include no water drip between uses and adequate flow rate at low pressures.
Vetted Performance Status
No third party testing.
No known safety hazards are related to this product.
Complementary Technical Systems
Complementary technical systems include water storage tanks, connection kits, and installation tool kits.
Academic Research and References
“Export,” Evenproducts, 18-Jul-2022. Available: https://evenproducts.co.uk/export/
“Humanitarian Aid,” Evenproducts, 14-Jul-2022. Available: https://evenproducts.co.uk/humanitarian-aid/
“Oxfam GB,” Oxfam GB. Available: https://www.oxfam.org.uk/
“Clean Water Charity & Nonprofit Engineering,” Water Mission, 25-Aug-2015. Available: https://watermission.org/
“MSF UK,” Org.uk. Available: https://msf.org.uk/
“Water Tap Station with 6 HiFlo Taps,” ScanWater.
“Goal 6,” Sdgs.un.org. Available: https://sdgs.un.org/goals/goal6
“Steel Water Storage Tank Manufacturer,” Evenproducts, 13-Jul-2022. Available: https://evenproducts.co.uk/
“Contact Us,” Evenproducts, 18-Jul-2022. Available: https://evenproducts.co.uk/contact-us/
“Water Storage Tanks,” Evenproducts. Available: https://evenproducts.co.uk/products/water-storage-tanks/
“ISO 9001:2008,” ISO, 2015. Available: https://www.iso.org/standard/46486.html
Compliance with regulations
Evenproducts is an ISO9001:2008-accredited company.
No third-party has tested this product.
The company produces products to assist in water, sanitation, and hygiene. Evenproducts also produces a wide range of