TOTO
TOTO Aquia IV - WASHLET+ S7A Two-Piece Toilet - 1.28 GPF & 0.9 GPF
TOTO WASHLET+® Aquia IV Two-Piece Elongated Dual Flush Toilet
TOTO Aquia IV - Seamless WASHLET+® integration with DYNAMAX TORNADO FLUSH® dual flush (1.28 / 0.9 GPF), CEFIONTECT® easy-clean glaze, and the S7A bidet seat with EWATER+®, PREMIST®, heated seat, dryer, deodorizer, night light, and auto open/close.
Discover the Superior Performance of the TOTO Aquia IV WASHLET+ S7A Two-Piece Toilet
Advanced dual-flush performance
DYNAMAX TORNADO FLUSH® delivers a powerful, quiet 360° rinse while using just 1.28 GPF for solids or 0.9 GPF for liquids — conserving water without sacrificing clean.
- Dual flush 1.28 / 0.9 GPF — everyday water savings.
- DYNAMAX TORNADO FLUSH® — efficient, thorough bowl rinse.
- CEFIONTECT® glaze — helps prevent waste adhesion.
Luxury bidet experience (S7A)
EWATER+® auto-cleans the wand & bowl; PREMIST® wets the bowl before use. Five spray settings, heated seat, warm air dryer, automatic deodorizer, night light, and auto open/close lid provide hands-free comfort.
- EWATER+® & PREMIST® — cleaner bowl & wand, less chemical use.
- 5 spray modes — oscillate & pulsate, adjustable temp & pressure.
- Auto lid & instant heater — touch-free, continuous warm water.
Dual flush efficiency
Choose 1.28 or 0.9 GPF to save water daily.
EWATER+® & PREMIST®
Auto cleans wand & bowl; pre-wets for less sticking.
Heated seat & dryer
Adjustable warmth, warm-air finish, deodorizer.
Auto open/close & flush
Hands-free lid; auto flush kit included.
Eco-certified
WaterSense®, CALGreen & CEC compliant.
Clean, skirted install
WASHLET+® conceals hose & power neatly.
Installation & Compatibility
Quick fit: Two-piece, skirted design with WASHLET+® concealed hose & power. Standard 12" rough-in; optional 10" or 14" with parts.
What you need: Wax ring, closet bolts, supply line, and a nearby 120 V GFCI outlet for the S7A.
Quick steps:
- Set bowl; secure tank; connect water supply.
- Install Auto Flush kit; mount S7A bracket & seat.
- Install T-connector & hose; turn on water.
- Plug in; pair remote; test PREMIST®, EWATER+®, spray, heater, dryer & auto lid.
Compatibility: Elongated bowl; T40 WASHLET+® channel for hidden connections.
What’s in the box
- Aquia IV two-piece toilet (bowl + tank) — Cotton White
- WASHLET® S7A seat with illuminated remote & holder
- Auto Flush kit & WASHLET+® concealment hardware
- T-connector, hose & washers
- Installation documentation
Specifications
| Brand | TOTO |
| Model | Aquia IV WASHLET+® (with S7A) |
| Flush Type | DYNAMAX TORNADO FLUSH® — Dual flush 1.28 / 0.9 GPF |
| Design | Two-piece, skirted; concealed WASHLET+® connections |
| Mount Type | Floor Mounted |
| Shape | Elongated |
| Rough-In | 12" standard (10" / 14" optional with parts) |
| Hygiene features | EWATER+® wand & bowl self-clean; PREMIST®; CEFIONTECT® glaze |
| Comfort & convenience | Heated seat; warm air dryer; deodorizer; night light; auto open/close lid |
| Controls | Illuminated remote; up to 4 user memory presets |
| Certifications | WaterSense®; CALGreen; CEC |
Efficient Water Usage for a Greener Tomorrow
THIS TOTO Aquia IV WASHLET+ S7A toilet stands out with its dual flush system, allowing you to choose between 1.28 gallons per flush (GPF) for solid waste and 0.9 GPF for liquid waste. This feature not only conserves water but also significantly reduces your utility bills. By incorporating such efficiencies, the design reflects a commitment to environmental responsibility, so you can feel good about your bathroom choices.
Advanced WASHLET Technology for Ultimate Cleanliness
One of the hallmark features of the TOTO Aquia IV is the integrated WASHLET system. This innovative bidet toilet includes a heated seat, adjustable water temperature, and even a built-in air dryer. This means you experience unparalleled cleanliness and comfort every time you use the bathroom. Many users find that these features enhance their daily routine, reducing reliance on toilet paper and boosting overall hygiene.
Sleek Design Enhances Modern Bathrooms
In addition to its functionalities, THIS toilet boasts a sleek and modern design that complements any bathroom aesthetic. The two-piece construction offers a contemporary look while ensuring easy maintenance. With a variety of color options available, it seamlessly fits into your personal style. Essentially, the TOTO Aquia IV not only elevates your bathroom's functionality but also its visual appeal.