Toilet how much water




















Version 1. For more information about the WaterSense specification development process for toilets, please see the Tank-Type Toilet Specification Background Materials page. Manufacturers that produce tank-type toilets meeting EPA's efficiency and performance criteria can apply to have their products certified to earn the WaterSense label.

Before submitting products for testing, manufacturers must have a partnership agreement with EPA in place. Visit the manufacturer section on the partner page to learn more. Skip to main content. Contact Us. Residential Toilets. WaterSense Savings. Buying a new toilet can be expensive, but some utility companies offer rebates of up to dollars for switching to a more efficient model, and different local governments have programs to help low-income families save money by getting more energy-efficient and water-efficient appliances and household fittings.

Over the years, homeowners have found many creative ways to minimize wasted water without investing in new toilets. Some are short-term solutions with limited effectiveness, while others require more work and investment, but if you simply are not in the market for a new toilet, be aware that there are options.

An older, somewhat jury-rigged solution is putting a brick in the reservoir tank. This displaces roughly a gallon of water, reducing the amount of water needed to refill the tank and water wasted when flushing, but PlumbingSupply. Primarily, it lowers the effectiveness of flushing and degrades the mechanism of the toilet.

You can get around the degradation of the mechanism by replacing the brick with a plastic bottle full of water, but the reduced efficacy will still be a problem. The team at Oasis Design enumerates the benefits of using gray water — which is once-used water, such as the waste from bathing, washing hands and washing clothes — to flush toilets and water crops. The drawback to this solution is that it requires a certain amount of rearranging and planning ahead.

Home Water Works gives you the information you need to maximize toilet water use efficiency in your home. The WaterSense label is used on toilets that are certified by independent laboratory testing to meet rigorous criteria for both performance and efficiency.

Only toilets that complete the third-party certification process can earn the WaterSense label. Federal law currently mandates that all toilets manufactured in the United States use no more than 1.

Toilets made from the early s to typically used 3.



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