Updated on January 10, 2024


Created on August 20, 2017

Evenflow Water Saver Valves

Evenflow Water Saver Valves are self-closing taps designed for use at low water pressures.

Developed By
  1. Evenproducts
Content Partners


Product Description

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.

Target SDGs

SDG 6: Clean Water and Sanitation

SDG 3: Good Health and Well-Being

Target Users (Target Impact Group)

Household, Community, NGOs

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.

Manufacturing/Building Method

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


Activation mechanism


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)


Stainless Steel

Design Specifications

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.

Product Schematics

Technical Support

Technical support provided by Evenproducts.

Replacement Components

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. Available: https://scanwater.no/preparedness-solutions/water-tap-station-with-6-hiflo-taps/

“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.

Evaluation methods

No third-party has tested this product.

Other Information

The company produces products to assist in water, sanitation, and hygiene. Evenproducts also produces a wide range of latrines.

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