Best 1 Piece Dual Flush Toilet in 2025
Updated on August 2025
#1
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- Sleek one-piece toilet design: compact dimensions of 26.6" deep, 15" wide, and 26" high for space efficiency.
- ADA compliant with a comfortable 17.3" seat height for easier access for elderly and disabled individuals.
- Powerful flush performance: handles up to 1000 grams with a fully-glazed 2" trapway and meets Water Sense criteria.
- Dual flush capability: 0.8 and 1.28 GPF options to save up to 16,500 gallons of water annually without compromising performance.
- Quiet soft-close seat design: protects the toilet and reduces noise, featuring durable materials for easy maintenance.
- User-friendly installation with side opening holes and instructional video support.
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- Sleek one-piece toilet design: compact dimensions of 26.6" deep, 15" wide, and 26" high for space efficiency.
- ADA compliant with a comfortable 17.3" seat height for easier access for elderly and disabled individuals.
- Powerful flush performance: handles up to 1000 grams with a fully-glazed 2" trapway and meets Water Sense criteria.
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#2
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- Elongated one-piece toilet dimensions: 27.63 x 15.13 x 30.75 inches with comfort height for enhanced usability.
- Seamless design features a concealed trapway for easy cleaning, ensuring a sleek appearance and efficient maintenance.
- Siphonic Flushing technology offers two flush options: full flush at 1.6 Gpf and light flush at 1.1 Gpf, with a flush performance score of 900 grams and a fully-glazed 2" trapway for effective waste removal.
- Includes a soft closing PP toilet seat that minimizes noise and features quick-release functionality for effortless removal and cleaning.
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- Elongated one-piece toilet dimensions: 27.63 x 15.13 x 30.75 inches with comfort height for enhanced usability.
- Seamless design features a concealed trapway for easy cleaning, ensuring a sleek appearance and efficient maintenance.
- Siphonic Flushing technology offers two flush options: full flush at 1.6 Gpf and light flush at 1.1 Gpf, with a flush performance score of 900 grams and a fully-glazed 2" trapway for effective waste removal.
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#3
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- Dimensions: 27 x 15.12 x 31.18 inches
- High-performance gravity dual flush: 1.1 / 1.6 gallons per flush
- Seamless, easy-to-clean porcelain one-piece construction
- Elongated bowl for added comfort and convenience
- Soft-closing seat for quiet operation
- Quick-release seat for easy removal and cleaning
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- Dimensions: 27 x 15.12 x 31.18 inches
- High-performance gravity dual flush: 1.1 / 1.6 gallons per flush
- Seamless, easy-to-clean porcelain one-piece construction
- Elongated bowl for added comfort and convenience
- Soft-closing seat for quiet operation
- Quick-release seat for easy removal and cleaning
#4
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- Modern elongated one-piece toilet designed to enhance bathroom aesthetics with a minimalist look.
- ADA compliant with a seat height of 17.3 inches for user comfort.
- Efficient dual-flush mechanism with options of 0.8 and 1.28 gallons per flush, promoting significant water savings.
- Compatible with both 7/8" and 1/2" water supply lines for easy installation.
- Includes a warranty for protection against manufacturing defects, ensuring product quality and durability.
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- Modern elongated one-piece toilet designed to enhance bathroom aesthetics with a minimalist look.
- ADA compliant with a seat height of 17.3 inches for user comfort.
- Efficient dual-flush mechanism with options of 0.8 and 1.28 gallons per flush, promoting significant water savings.
- Compatible with both 7/8" and 1/2" water supply lines for easy installation.
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#5
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- Elongated one-piece toilet with dual flush options (1.1/1.6 GPF) designed for modern aesthetics.
- Fully skirted trapway design ensures easy cleaning with no hard-to-reach corners.
- User-friendly installation process with side openings and included necessary components.
- Compact dimensions (28.75" deep x 14" wide x 28" high) ideal for small spaces.
- Efficient flushing system capable of saving up to 16,500 gallons of water per year.
- Chair-height design promotes ease of use for most adults.
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- Elongated one-piece toilet with dual flush options (1.1/1.6 GPF) designed for modern aesthetics.
- Fully skirted trapway design ensures easy cleaning with no hard-to-reach corners.
- User-friendly installation process with side openings and included necessary components.
- Compact dimensions (28.75" deep x 14" wide x 28" high) ideal for small spaces.
- Efficient flushing system capable of saving up to 16,500 gallons of water per year.
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#6
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- Ergonomic design with a 17-inch seat height and 18-inch elongated bowl reduces strain for seniors and those recovering from surgery, providing comfortable access during daily routines.
- High-efficiency dual flush system (1.1/1.6 GPF) effectively manages waste while minimizing water usage, making it suitable for eco-conscious households and minimizing the risk of clogs.
- Soft-close toilet seat with rust-proof stainless steel hinges prevents noise from lid closures and allows for easy removal for cleaning, promoting hygiene and long-lasting durability.
- Fully skirted trapway design simplifies cleaning by eliminating gaps that trap dirt, while high-fired ceramic glaze resists stains and hard water marks, reducing cleaning time.
- Pre-installed components enable straightforward installation for most plumbing setups, allowing even beginners to set up the toilet quickly, with customer support available for any issues.
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- Ergonomic design with a 17-inch seat height and 18-inch elongated bowl reduces strain for seniors and those recovering from surgery, providing comfortable access during daily routines.
- High-efficiency dual flush system (1.1/1.6 GPF) effectively manages waste while minimizing water usage, making it suitable for eco-conscious households and minimizing the risk of clogs.
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#7
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- Dual flush system enables selection between a 1.1 GPF light flush and a 1.6 GPF full flush.
- Designed for a standard 12-inch rough-in installation.
- Elongated bowl shape enhances comfort and space.
- Standard height range of 15-17 inches supports ergonomic use for various users.
- Soft close and quick-release seat feature ensures quiet operation and easy cleaning.
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- Dual flush system enables selection between a 1.1 GPF light flush and a 1.6 GPF full flush.
- Designed for a standard 12-inch rough-in installation.
- Elongated bowl shape enhances comfort and space.
- Standard height range of 15-17 inches supports ergonomic use for various users.
- Soft close and quick-release seat feature ensures quiet operation and easy cleaning.
#8
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- Dual-flush system: 0.8 GPF for liquid waste and 1.28 GPF for solid waste, conserving water.
- One-piece elongated design with a smooth white finish and concealed trap-way for easy cleaning.
- Comfort height of 16.5 inches for easier access, ideal for elderly or disabled users.
- Standard 12-inch rough-in for straightforward installation with dual side openings.
- Soft closing elongated seat with durable stainless steel hinges for comfort.
- Meets ASME and cUPC standards with WaterSense certification for efficiency.
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- Dual-flush system: 0.8 GPF for liquid waste and 1.28 GPF for solid waste, conserving water.
- One-piece elongated design with a smooth white finish and concealed trap-way for easy cleaning.
- Comfort height of 16.5 inches for easier access, ideal for elderly or disabled users.
- Standard 12-inch rough-in for straightforward installation with dual side openings.
- Soft closing elongated seat with durable stainless steel hinges for comfort.
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#9
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- Elongated one-piece design offers modern elegance and comfort for various bathroom styles.
- Achieves a Maximum Performance Flush score of 1000 grams while complying with WaterSense criteria for efficient water usage.
- Powerful dual flush system with options of 1.1 and 1.6 gallons per flush, averaging 1.28 GPF for water conservation.
- Easy installation with side-mounted holes and quick-release seat, complemented by clear instructions.
- Ceramic body resists stains and simplifies cleaning, while skirted design minimizes maintenance.
- Comfortable elongated seat height of 16.8 inches for ease of use.
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- Elongated one-piece design offers modern elegance and comfort for various bathroom styles.
- Achieves a Maximum Performance Flush score of 1000 grams while complying with WaterSense criteria for efficient water usage.
- Powerful dual flush system with options of 1.1 and 1.6 gallons per flush, averaging 1.28 GPF for water conservation.
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#10
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- HOMLYLINK tall toilet features a height of 19 inches, making it easier on the knees and joints for users of all ages.
- Utilizes upgraded tornado flushing technology for efficient and effective waste removal.
- The powerful flushing system aids in preventing clogs, simplifying cleaning and maintenance.
- Water-efficient design uses an average of 1.28 gallons per flush, reducing overall water consumption.
- Stylish design fits various bathroom décors, with an elongated bowl shape suitable for seniors and others needing extra height.
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- HOMLYLINK tall toilet features a height of 19 inches, making it easier on the knees and joints for users of all ages.
- Utilizes upgraded tornado flushing technology for efficient and effective waste removal.
- The powerful flushing system aids in preventing clogs, simplifying cleaning and maintenance.
- Water-efficient design uses an average of 1.28 gallons per flush, reducing overall water consumption.
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