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4 Best Low Flow Toilets 2025 in the United States

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Our Top Picks

#1

Winner

TOTO Drake Two-Piece Elongated 1.6 GPF TORNADO FLUSH Toilet with CEFIONTECT, Cotton White - CST776CSG#01

Rating
9.8
Chosen by1,153
Flushing Technology
Ease of Installation and Maintenance

Most important from
400 reviews

Flushing Technology
The tornado flush is uber-efficient, taking just about 3 seconds and keeping the bowl pristine for extended periods.
Ease of Installation and Maintenance
Installation is straightforward even for those without extensive experience; using a 'Better than wax' seal can simplify the process.

The TOTO Drake Two-Piece Elongated Toilet offers several advantages for those seeking a low-flow toilet. Its 1.6 gallons per flush (GPF) aligns with water-saving goals without compromising performance, thanks to its TORNADO FLUSH technology which effectively cleans the bowl using a circular water motion. The CEFIONTECT glaze is a nice touch, reducing the frequency of cleaning by preventing waste buildup. This toilet features a standard height, which might be preferable for those not interested in a taller, universal height option.

The elongated bowl is designed for comfort and fits well with modern bathroom décor, while its cotton white color adds a stylish touch. Installation should be relatively straightforward due to its compatibility with 12-inch rough-in installations, although you will need to purchase a wax ring, flange bolts, and water supply lines separately. However, it lacks the WaterSense certification, which might be a consideration for those looking for the highest water efficiency standards.

At 89 pounds, it is somewhat heavy, which could make installation more challenging for some. Additionally, while the toilet includes the tank, bowl, and hardware, the seat must be bought separately, adding to the overall cost. Despite these minor drawbacks, the TOTO Drake toilet is a solid choice for anyone looking to balance performance, design, and water efficiency in their bathroom.

Rating
9.8
Chosen by1,153
Flushing Technology
Ease of Installation and Maintenance

Most important from
400 reviews

Flushing Technology
The tornado flush is uber-efficient, taking just about 3 seconds and keeping the bowl pristine for extended periods.
Ease of Installation and Maintenance
Installation is straightforward even for those without extensive experience; using a 'Better than wax' seal can simplify the process.
#2

American Standard 288DA114.020 H2Optimum Two-Piece Toilet, Round Front, Standard Height, White, 1.1 gpf

Rating
9.6
Gallons Per Flush (GPF)
Flushing Technology
Height

Most important from
829 reviews

Gallons Per Flush (GPF)
This toilet is great because of its 1.1 GPF and simple flush mechanisms.
Flushing Technology
Overall these tweaks create great water pressure/flow/suction. It's really quite impressive.
Height
It's comfortable to sit on.

The American Standard 288DA114.020 H2Optimum Two-Piece Toilet is an efficient choice for those looking to save water. With a low water consumption of 1.1 gallons per flush (GPF), this toilet stands out in water efficiency, making it environmentally friendly and economical. It also boasts a high Maximum Performance (MaP) score of 1,000 grams, ensuring a powerful flush despite the low water usage. Additionally, it has a WaterSense certification, confirming its efficiency in conserving water.

The PowerWash rim feature helps in maintaining the cleanliness of the bowl by scrubbing it with each flush, and the EverClean surface prevents stain and odor buildup, making maintenance easier. However, the seat is sold separately, which could be an inconvenience for some users. The toilet is floor-mounted and made of ceramic, ensuring durability. Its round bowl shape and standard height make it a good fit for most bathrooms, although some might prefer an elongated bowl or a different height for comfort.

Installation is relatively straightforward, but at 72.1 pounds, it may require some assistance. With its white finish and inclusion of color-matched bolt caps, it offers a clean and cohesive look. The toilet comes with a limited lifetime warranty on the chinaware and a 5-year warranty on mechanical parts, adding a layer of assurance for buyers. This toilet is a solid pick for those prioritizing water efficiency and ease of maintenance, though some additional purchases and considerations for comfort might be necessary.

Rating
9.6
Gallons Per Flush (GPF)
Flushing Technology
Height

Most important from
829 reviews

Gallons Per Flush (GPF)
This toilet is great because of its 1.1 GPF and simple flush mechanisms.
Flushing Technology
Overall these tweaks create great water pressure/flow/suction. It's really quite impressive.
Height
It's comfortable to sit on.
#3

American Standard 2315228.020 Baby Devoro FloWise 10 Inch High Round Front Toilet (Seat is Sold Separately), 1.28 GPF, White

Rating
9.3
Flushing Technology
Height
Ease of Installation and Maintenance

Most important from
111 reviews

Flushing Technology
Great flush power and fits on your standard sewer pipe like other toilets. All you need to do is buy a seat and a standard wax ring for the bottom sewer connection.
Height
Fits both my six-year-old and three-year-old perfectly, and I think it will be fine to keep for several years. I wish we got one long ago!
Ease of Installation and Maintenance
Perfect for picky kids who refuse to potty on plastic or fear step stools and potty ladders. This toilet is a game-changer and installs easily with all tank workings pre-installed.

The American Standard Baby Devoro FloWise low-flow toilet is designed specifically for children or small individuals, making it a great choice for homes, educational institutions, and healthcare facilities. It stands out with a low water usage of 1.28 gallons per flush (GPF), ensuring efficient water conservation without compromising on performance. The toilet has a MaP score of 500 grams, which speaks to its effective flushing capability.

The speed connect tank and bowl coupling system simplifies installation, which is a plus for users who prefer a hassle-free setup. Additionally, the WaterSense certification underscores its eco-friendly attributes by meeting stringent water-saving criteria. The round bowl shape and low height of 10 inches cater perfectly to the intended small users, providing comfort and ease of use. The product is made from durable vitreous china, ensuring longevity and ease of maintenance.

However, there are some considerations to keep in mind. The seat is sold separately, which means an additional purchase and potential cost. While the height is ideal for children, it may not be suitable for adults, limiting its versatility. Furthermore, at 56.2 pounds, it might be relatively heavy for some users to handle during installation. Despite these minor drawbacks, the American Standard Baby Devoro FloWise low-flow toilet is a solid choice for those needing a specialized, water-efficient toilet for small users.

Rating
9.3
Flushing Technology
Height
Ease of Installation and Maintenance

Most important from
111 reviews

Flushing Technology
Great flush power and fits on your standard sewer pipe like other toilets. All you need to do is buy a seat and a standard wax ring for the bottom sewer connection.
Height
Fits both my six-year-old and three-year-old perfectly, and I think it will be fine to keep for several years. I wish we got one long ago!
Ease of Installation and Maintenance
Perfect for picky kids who refuse to potty on plastic or fear step stools and potty ladders. This toilet is a game-changer and installs easily with all tank workings pre-installed.

Buying Guide for the Best Low Flow Toilets

Choosing the right low-flow toilet can make a significant difference in water conservation and overall bathroom efficiency. Low-flow toilets are designed to use less water per flush compared to traditional toilets, which helps in reducing water bills and conserving water resources. When selecting a low-flow toilet, it's important to consider several key specifications to ensure you get the best fit for your needs. Here are the main specs to look at and how to navigate them.
Gallons Per Flush (GPF)Gallons Per Flush (GPF) measures the amount of water used each time the toilet is flushed. This spec is crucial because it directly impacts water usage and efficiency. Low-flow toilets typically use 1.6 GPF or less, with some models using as little as 1.28 GPF or even 0.8 GPF for dual-flush systems. If water conservation is your top priority, opt for a toilet with a lower GPF. However, ensure that the flushing performance is still effective to avoid multiple flushes.
Flushing TechnologyFlushing technology refers to the mechanism used to clear waste from the bowl. Common types include gravity-fed, pressure-assisted, and dual-flush systems. Gravity-fed toilets use the natural force of gravity to flush, making them quieter and simpler. Pressure-assisted toilets use compressed air to forcefully flush water, which can be more effective but noisier. Dual-flush toilets offer two flush options: a lower volume flush for liquid waste and a higher volume flush for solid waste. Choose a flushing technology that balances water efficiency with effective waste removal based on your household's needs.
Bowl ShapeThe shape of the toilet bowl can affect comfort and space usage. The two main shapes are round and elongated. Round bowls are more compact and fit better in smaller bathrooms, while elongated bowls offer more comfort due to their extended shape. Consider the size of your bathroom and your personal comfort preferences when choosing the bowl shape.
HeightToilet height can impact comfort, especially for taller individuals or those with mobility issues. Standard height toilets are around 15 inches from the floor to the seat, while comfort height (or chair height) toilets are typically 17 to 19 inches high. Comfort height toilets are easier to sit down on and stand up from, making them a better choice for older adults or people with disabilities. Choose a height that suits the needs of all household members.
WaterSense CertificationWaterSense is a certification provided by the U.S. Environmental Protection Agency (EPA) for products that meet specific water efficiency and performance criteria. Toilets with the WaterSense label use at least 20% less water than standard models while maintaining high performance. Opting for a WaterSense certified toilet ensures you are choosing a product that is both water-efficient and effective.
Ease of Installation and MaintenanceConsider how easy the toilet is to install and maintain. Some models come with features like quick-release seats, easy-to-clean surfaces, and simple installation processes. If you plan to install the toilet yourself, look for models with straightforward instructions and all necessary hardware included. Additionally, consider the ease of cleaning and maintaining the toilet to ensure long-term satisfaction.

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