H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 236796_H2Optimum_SiloFront_606AA001.020_0001_Jan2024_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 236799_H2Optimum_SiloRight_606AA001.020_0001_Jan2024_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 236802_H2Optimum_SiloTop_606AA001.020_0001_Jan2024_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 244837_H2Optimum_SiloRight_606AA001.020_0001_APRIL2024_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 244838_H2Optimum_SiloRight_606AA001.020_738519-100.0070A_0001_APRIL2024_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 236794_H2Optimum_EnvironmentCloseUp_606AA001.020_0001_Jan2024_original

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 251001_H2Option_EnvironmentCloseUp_606AA001.020_3705216.020_4133A114.020_5503B00B.020_0001_NOVEMBER2024_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Standard Height Round Front Toilet Less Seat // WHITE // 176854_Trapway2in_Infographic_Generic_0001_JUL2023_CDNwebp.webp

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Cadet® Two-Piece Pressure Assist 1.1 gpf/4.2 Lpf Elongated EverClean® Toilet // WHITE // 187734_EverClean_Infographic_ToiletOnly_0001_MAR2025_CDNwebp.webp

Champion Telescoping Slow-Close Elongated Toilet Seat // WHITE // 187735_SlowClose_Infographic_Generic_0001_OCT2023_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 239964_H2Optimum_Infographic_606AA001_0001_MAR2024_CDNwebp.webp

Champion 4 Two-Piece 1.28 gpf/4.8 Lpf Chair Height Elongated Toilet with Seat // WHITE // 42871_KnowYourSpace_Infographic_Generic_0001_MAR2024_CDNwebp.webp

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H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 176854_Trapway2in_Infographic_Generic_0001_JUL2023_CDNwebp_63585595-c038-4e19-b359-a14ef25b9448.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 176856_BrandStory_Infographic_Generic_0001_JUL2023_CDNwebp_667bbd33-eb57-48da-9181-478ccf718424.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 176857_PowerWash_Infographic_Generic_0001_JUL2023_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 187734_EverClean_Infographic_ToiletOnly_0001_MAR2025_CDNwebp.webp

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring // WHITE // 187735_SlowClose_Infographic_Generic_0001_OCT2023_CDNwebp_2c120fbc-d497-4551-92c7-c4e153f88529.webp

H2Option/H2Optimum / Other Dual Flush

H2Optimum® Two-Piece 1.1 gpf/4.2 Lpf Chair Height Elongated Toilet With Seat and Wax Ring

Model: 606AA001.020

Powerful 1.1gpf/4.2Lpf performance: Effectively clears the bowl
Impressive water savings: Lowest consumption gravity flush toilet
EverClean® surface: Inhibits stain and odor-causing buildup

Finish: White

$296.40

~~List price $456.00~~

View full details

Complete toilet includes: Slow-close seat, chrome trip lever, color-matched bolt caps, and wax ring
Clears the bowl with just 1.1gpf/4.2Lpf: This ultra-high efficiency toilet is the lowest water-consuming gravity flush toilet available for impressive water savings, the highest MaP (Maximum Performance) score of 1,000 grams, and is WaterSense® certified
Easy to clean: EverClean surface inhibits the growth of unpleasant stain and odor-causing buildup
Chair-height bowl: 16 1/2-in. high makes accessibility, sitting and standing easier and more comfortable
Every flush cleans the bowl: A forceful rush of water from the PowerWash® rim helps to scrub the bowl with every flush

The H2Optimum Two-Piece Chair Height Elongated Toilet from American Standard is the highest water-saving gravity flush toilet available. The H2Optimum delivers impressive flushing performance using 1.1 gallons per flush/4.2Lpf. Designed for comfortable use and ease of accessibility, the chair-height bowl is 16 ½-in. high with an elongated shape that offers a more spacious interior bowl surface.

Resource

Spec Sheet Installation Guide