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TOTO Ultramax One-Piece Round Bowl Toilet - 1.6 GPF - White toilet on a white background

TOTO Ultramax One-Piece Round Bowl Toilet - 1.6 GPF

TOTO
SKU: MS603113CSFG#01

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$747.00
$699.00
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TOTO Ultramax One-Piece

  • Tornado Flush: Centrifugal, cyclonic rinsing action utilizes two powerful nozzles to clear the bowl efficiently at a classic 1.6 GPF volume
  • CEFIONTECT Glaze: Smooth ceramic finish minimizes surface friction to keep waste from adhering and simplify maintenance
  • SoftClose Seat: Premium round front seat lowers itself silently without slamming (SS113 model included)
  • Universal Height: Posture-friendly seating height mimics a standard chair to provide comfort for users of all mobilities
  • One-Piece Design: Seamless single-unit construction eliminates the gap between tank and bowl for easier external wipe-downs
  • WASHLET+ Compatible: Engineered with integrated internal pathways to seamlessly accommodate a water-wash bidet upgrade with hidden lines
  • ADA Compliant: Serves people of every age and capability, optimizing the bathroom experience for accessibility
TOTO Ultramax One-Piece Round Bowl Toilet - White toilet on a white background
TOTO Ultramax One-Piece Round Bowl Toilet - 1.6 GPF - side view

Easy-Clean Glaze

The CEFIONTECT glaze creates an extraordinarily smooth ceramic surface that helps keep the bowl clean. By preventing debris and mold from adhering to the porcelain, it ensures that routine bathroom maintenance requires less time and effort. A common feature in Toto One Piece Toilets.

TOTO Ultramax One-Piece Round Bowl Toilet - 1.6 GPF - top view

Powerful Tornado Flush

The TORNADO FLUSH system utilizes two powerful nozzles to create a centrifugal, cyclonic rinsing action with a 1.6 GPF volume. It delivers a strong and efficient clean with every flush, sweeping away waste efficiently. Found in many Toto Ultramax models.

TOTO Ultramax One-Piece Round Bowl Toilet - 1.6 GPF - Front view

Smooth Trapway Design

The internal trapway is fully glazed to match the smooth texture of the bowl, allowing waste to flow smoothly without catching on rough ceramic areas. This internal design works in harmony with the flush engine to maximize performance.

TOTO Ultramax One-Piece Round Bowl Toilet - 1.6 GPF - White toilet on a white background

Comfort and Convenience

Universal height, a compact round bowl, and the included SoftClose seat make it comfortable and easy to use every day while meeting accessibility standards for smaller layouts.

TOTO Ultramax One-Piece (1.6 GPF, Round Bowl)

The TOTO Ultramax One-Piece is a trusted classic updated to meet modern expectations for comfort, cleanliness, and performance. It features a decorative high-profile tank with a substantial, furniture-like presence, paired with a compact round front bowl that optimizes space in smaller bathrooms. Equipped with a powerful 1.6 GPF TORNADO FLUSH® system and a smooth CEFIONTECT® ceramic glaze, it ensures consistent rinsing results while maintaining a premium everyday bathroom experience.

Perfect for those looking for a high-performance, low-maintenance toilet with a classic 1.6 GPF flush volume and space-saving round profile.

TOTO Ultramax Round Bowl Specifications and Features

  • CEFIONTECT® ceramic glaze prevents debris and mold from sticking to ceramic surfaces
  • Powerful TORNADO FLUSH® system for consistent and reliable rinsing
  • Specially designed to accommodate WASHLET®+
  • Decorative one-piece design with high-profile tank
  • Comfortable universal height
  • Round front bowl with included SoftClose® seat (SS113)
  • Chrome plated trip lever included (with optional upgrade finishes available)
  • 12" rough-in installation

TOTO Ultramax One-Piece Round Bowl Toilet - 1.6 GPF Compatibility

The TOTO Ultramax One-Piece is a round bowl, universal-height toilet with a 12-inch rough-in. Confirm these before ordering:

  • Rough-in measurement: 12-inch standard (distance from wall to center of drain).
  • 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.
Toto toilet compatibility. Will it fit your space/

Installation steps

  1. Prep. Shut off the water supply, flush to empty the tank, then disconnect the supply line.
  2. Remove the old toilet. Unbolt from the floor and scrape the old wax ring from the flange.
  3. Set the wax ring. Place a new wax ring on the flange, centered over the drain.
  4. Seat the new toilet. Lower onto the flange, press down firmly, and hand-tighten the bolts evenly.
  5. Connect and test. Reconnect the supply line and restore water to confirm proper fill and flush.

TOTO Ultramax Round One-Piece Downloads

TOTO Ultramax Round One-Piece Installation Manual

TOTO Ultramax Round One-Piece Spec Sheet

Frequently asked questions about the TOTO UltraMax MS603113CSFG#01

Is TOTO UltraMax a good toilet?

Yes! The Toto UltraMax is a good toilet. It flushes powerfully, uses less water, and has a smooth design that’s easy to clean.


What are the space benefits of choosing a round bowl over an elongated bowl?

A round front bowl is shorter from back to front, extending less into the bathroom than an elongated model. This makes it an excellent choice for compact bathrooms, powder rooms, or layouts where door clearance and floor space are limited.

Does TOTO UltraMax have tornado flush?

Yes. The TOTO UltraMax features the TORNADO FLUSH® system, which uses two powerful nozzles to create a swirling, cyclonic whirlpool that cleans the entire bowl efficiently.


What is TOTO Ultramax?

The TOTO Ultramax is a one-piece toilet known for its powerful flush, smooth design, and easy cleaning. It’s a popular choice for everyday use.


What are the benefits of Ultramax?

The benefits of Ultramax are its strong flushing, easy-to-clean one-piece design, and reliable performance. It’s simple, durable, and low maintenance.

TOTO UltraMax MS603113CSFG#01 Reviews