What makes the S5 different from the S2?

The S5 includes upgrades like unlimited warm water, a built-in deodorizer, and user memory settings. It offers a more premium and customizable experience.

Does it really save water?

Yes, the dual flush system lets you choose between a light and full flush. This helps reduce water usage without affecting performance.

How does it help keep the toilet clean?

It mists the bowl before use and uses a strong flushing system to help reduce buildup. The smooth surface also makes it easier to clean.

Is it easy to clean the outside of the toilet?

Yes, the skirted design reduces hard-to-reach areas, making the exterior easier to wipe down and maintain.

Is the bidet easy to use?

Yes, it comes with a remote control that lets you adjust settings like water temperature, pressure, and dryer. You can also save your preferred settings.

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece

TOTO Aquia IV Arc Washlet+ S5

DYNAMAX Tornado Flush: 360-degree cleaning power reaches every part of the bowl
WASHLET+ Bidet Seat Included: High-tech electronic bidet seat integrated with the toilet
EWATER+ Self-Cleaning: Electrolyzed water automatically cleans the wand before and after use
Heated Seat: Adjustable temperature control for added comfort
Warm Air Dryer: Three variable temperature settings for a hands-free finish
Oscillating and Pulsating Spray: Dual-action wash with adjustable spray patterns for personal preference
Skirted Design: Sleek completely concealed trapway for easier cleaning

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece - Toto flush technology with a toilet and water savings graphics on a dark background

Dual Flush System: 1.28 / 0.9 GPF

Gives you two flush options so you can choose the right amount of water for each use. This helps reduce water consumption while still keeping strong and reliable flushing performance.

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece - WASHLET with heated seat, warm-air dryer, and cleansing spray on a blue background

WASHLET+ S5 Integrated Bidet Seat

Comes with a built-in bidet seat that offers warm water cleaning, a heated seat, warm air dryer, and deodorizer. All settings are adjustable, giving you a more comfortable and personalized experience every day.

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece - White toilet with washlet+ branding on a dark blue background

WASHLET+ Hidden Connection Design

The water supply hose and power cord are concealed, giving the toilet a clean and seamless appearance. It also helps reduce visible clutter in your bathroom.

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece right side

Elongated Bowl with Modern Skirted Design

The elongated shape provides more comfort, while the skirted base gives it a sleek, modern look. It also reduces hard-to-clean areas around the toilet.

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Toilet

The TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Toilet features a sleek, completely skirted design and a quiet, highly efficient DYNAMAX TORNADO FLUSH that utilizes 360° cleaning power. Enhanced experience with its heated seat, quiet flush, and warm air drying all controlled by a slim wireless remote.

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Toilet Specifications and Features

High-tech Electronic Bidet Seat and Toilet Combination
Toilet and Washlet included
Concealed supply connection for seamless installation
DYNAMAX TORNADO FLUSH
Utilizes 360° cleaning power to reach every part of the bowl
CEFIONTECT ceramic glaze
Minimizes waste from sticking to porous ceramic surfaces
Completely skirted design for a sleek look
Non-clog 2.5" trapway with clear glaze coating
Quiet Flush
Dual Flush operation
Universal Height
12" Rough-in (optional 10" & 14" rough-in)
EWATER+ auto cleans the wand
PREMIST of bowl before use
Elongated front washlet toilet seat cover
Slim wireless remote, with illuminated touchpad
Gentle Aerated, Warm Water, Dual Action Spray with oscillating and pulsating feature
Heated seat with temperature control
Warm air drying with three variable temperature settings
Quick-release feature
Chrome trip lever

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Compatibility

The TOTO Aquia IV Arc WASHLET+ S5 is a two-piece smart toilet with an elongated bowl and integrated bidet seat. Confirm these four things before ordering:

Rough-in measurement: 12-inch standard. 10" and 14" supported with TSU01W adapter (sold separately).
Floor clearance: 21 inches in front of the bowl, 15 inches on each side.
Water supply: Standard ½-inch connection at the base of the toilet.
Electrical outlet: GFCI 120V within 3 feet (powers integrated WASHLET+ S5 bidet seat).

Toto toilet compatibility. Will it fit your space/

Installation steps

Prep. Shut off the water supply, flush to empty the tank, then disconnect the supply line.
Remove the old toilet. Unbolt from the floor and scrape the old wax ring from the flange.
Set the wax ring. Place a new wax ring on the flange, centered over the drain.
Seat the bowl. Lower onto the flange, press down firmly, and hand-tighten the bolts evenly.
Connect and test. Reconnect the supply line, restore water, and plug the WASHLET+ into the GFCI outlet.

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Downloads

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Manual

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Spare Parts Sheet

TOTO Aquia IV Arc WASHLET+ S5 Two-Piece Spec Sheet

The S5 includes upgrades like unlimited warm water, a built-in deodorizer, and user memory settings. It offers a more premium and customizable experience.
Yes, the dual flush system lets you choose between a light and full flush. This helps reduce water usage without affecting performance.
It mists the bowl before use and uses a strong flushing system to help reduce buildup. The smooth surface also makes it easier to clean.
Yes, the skirted design reduces hard-to-reach areas, making the exterior easier to wipe down and maintain.
Yes, it comes with a remote control that lets you adjust settings like water temperature, pressure, and dryer. You can also save your preferred settings.