But a new study by WRAS (Water Regulations Approval Scheme) has found that many Brits are confused by the way some dual flush buttons are designed.

WRAS created 18 typical dual flush designs and asked 2,000 people to identify the short flush buttons. This study focused on buttons, however there are other ways to operate flushes, such as levers and non-touch sensor-operated controls. Each EasyflushEVO can save up to 146,000 litres of water per year. Installing just 25 EasyflushEVO flushing valves could also offset over 1.5 tonnes of carbon annually, as around five to six per cent of UK greenhouse gas emissions derive from our use of water. The SKY005, SKY015 & SKY020 valves are operated via a push button assembly for either full or reduced flush. WRAS created 18 typical dual flush designs and asked 2,000 people to identify the short flush buttons. This study focused on buttons, but there are other ways to operate flushes, such as levers and infra-red. Toilet manufacturers should perhaps rethink the design of their dual flush buttons. Research conducted by the team at WRAS (Water Regulations Approval Scheme) showed that, depending on design, as many as eight in 10 people are inadvertently wasting water and flushing money down the drain by pressing the wrong flush button; whether due to the buttons not being easily identifiable, or no clear markings.

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EasyflushEVO is simple to install in either retrofit or newbuild applications and can be powered via mains electricity or four AA batteries. Its non-touch sensor ensures ease of use, while also negating the need to handle flush controls, minimising the risk of cross-contamination. Dual flush toilets were introduced to help people use less water in their own homes, and in commercial premises. For example, two litres of water are saved every time a smaller flush is used over a larger one.

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WRAS Approvals Manager Ian Hughes said: “Toilets use around 24%of all the water used in a home. Dual flush toilets can help reduce the amount of water that gets wasted and they also save money for people who are on a water meter. Even the best designs were not 100% understandable. Every single one of the designs presented in the study confused at least some of the people who took part. The WRAS study showed that people up and down the country are unconsciously wasting precious water at a time when conservation should be on the top of everyone’s agenda. Button designs are more effective if they have clear permanent markings to help people identify the short flush

Chaozhou Htd Plastic Electronic Co., Ltd. offers premium quality Wras Toilet Repair Kit Watermark Dual Flush Valve for B2B importers and distributors worldwide. The research did highlight which types of button designs were more effective in explaining dual flush options: Section Subtitle: WC. Except where specified, flushing valves within this section have only completed a limited number of the performance and endurance tests as stated in the "Regulators Specification for WC suites installed after 1st January 2001". The flush volume of valves within this section have not be verified by test.Button designs are more effective if they have clear permanent markings to help people identify the short flush (Survey question focused on which button would you press for a short flush) Chaozhou Htd Plastic Electronic Co., Ltd. offers flexible prices for Flush Valves variations depending on the importing country and quantity. ii) in any building not being a house where a minimum flow rate of 1.2 litres per second cannot be achieved at the appliance However, our study shows that many of the designs used are confusing and we are calling on toilet manufacturers to make short flush options much more obvious for users.” WRAS product approval has been granted for all three variations of Cistermiser’s EasyflushEVO flushing valve: EVO 1.5”, EVO 2” and EVO CISTERN – the complete flushing cistern kit, which includes an EasyflushEVO flushing valve, a fill valve and a concealed cistern with a 1.5” flush pipe outlet and flush cone.

Over half of respondents incorrectly identified the short flush in five out of the 18 designs. In the worst example, 81 per cent of respondents selected the wrong button. Easyflush Direct’ range of WC flush valves. Flow is controlled via solenoid valve which is actuated via an infrared sensor. Some manufacturers use a larger button to select a short flush. This was the most confusing design for the people who took part in the study.Even the best designs were not 100% perfect. Every single one of the designs presented in the study confused at least some of the people who took part in the study. Over half of respondents incorrectly identified the short flush in five out of the 18 designs. In the worst example, 80.5% of respondents selected the wrong button. It’s not hard to see why when some designs, like the one shown above, are not very clear.