TOTO Aquia IV Cube WASHLET+ S2 Two-Piece Toilet - 1.28/0.9 GPF

TOTO Aquia IV Cube WASHLET+ S2 combines a skirted Universal Height two-piece toilet with an electronic bidet seat and concealed supply connection.

• 1.28/0.9 GPF dual flush with DYNAMAX TORNADO FLUSH
• CEFIONTECT ceramic glaze and 2.5-inch trapway
• EWATER+ wand cleaning and PREMIST bowl wetting
• Warm-water cleansing, heated seat and warm-air dryer

Included components: CT446CEFGNT40#01 bowl, ST436EMNA#01 tank, SW3346#01 WASHLET seat and 9AU321-A adapter.

Optional accessories: TSU48.10 and TSU48.14 rough-in adapters; THU806#MBL-A trip lever.

Special order: Please confirm current availability with our showroom.

Official TOTO specification sheet (PDF) · Official TOTO product page

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Official source checked November 6, 2026.