Toto ST403E12 Promenade II 18 inch 1.28 GPF Toilet Tank, Chrome Trip Lever (Toilet Not Included) (Sedona Beige)
Got Questions? Ask About This Product
Toto ST403E12 Features
The Toto Promenade II 1.28 GPF Toilet Tank is specifically designed for the Promenade II bowl and includes essential components like a tank to bowl gasket, hardware, and toilet bolt caps. Featuring TOTO's innovative Tornado Flush system, it utilizes a hole-free rim and dual nozzles for efficient bowl rinsing. This model is equipped with a stylish left-hand chrome trip lever and meets EPA WaterSense, California CEC, and CALGreen standards. Please note that additional installation items, such as the toilet bowl, wax ring, mounting bolts, water supply lines, and toilet seat, must be purchased separately. Compatible bowls include C404CUFG and C404CUF.
Features:
- Promenade II toilet tank for use with Promenade II toilet bowl
- E-Max 1.28 GPF flushing system, creates a powerful flush
- Decorative left-hand chrome trip lever
- WaterSense, CALGreen, and CEC compliant
- Included parts: tank to bowl gasket, tank to bowl hardware, and toilet bolt caps
- Purchased separately: Promenade II bowl, wax ring, toilet mounting bolts, water supply lines, and toilet seat
- Compatible with the following bowls: C404CUFG and C404CUF
Toilet Tank
- ST403E01 - Cotton White
- ST403E12 - Sedona Beige
Toto ST403E12 Specifications
| Width | |
| Exterior Width | 18" |
| Width | 17 3/4" |
| Depth | |
| Depth | 7 7/8" |
| Height | |
| Height | 14 5/8" |
Toto ST403E12 Overview
The Toto Promenade II 1.28 GPF Toilet Tank is specifically designed for the Promenade II bowl and includes essential components like a tank to bowl gasket, hardware, and toilet bolt caps. Featuring TOTO's innovative Tornado Flush system, it utilizes a hole-free rim and dual nozzles for efficient bowl rinsing. This model is equipped with a stylish left-hand chrome trip lever and meets EPA WaterSense, California CEC, and CALGreen standards. Please note that additional installation items, such as the toilet bowl, wax ring, mounting bolts, water supply lines, and toilet seat, must be purchased separately. Compatible bowls include C404CUFG and C404CUF.
Features:
- Promenade II toilet tank for use with Promenade II toilet bowl
- E-Max 1.28 GPF flushing system, creates a powerful flush
- Decorative left-hand chrome trip lever
- WaterSense, CALGreen, and CEC compliant
- Included parts: tank to bowl gasket, tank to bowl hardware, and toilet bolt caps
- Purchased separately: Promenade II bowl, wax ring, toilet mounting bolts, water supply lines, and toilet seat
- Compatible with the following bowls: C404CUFG and C404CUF
Toilet Tank
- ST403E01 - Cotton White
- ST403E12 - Sedona Beige
Toto ST403E12 Specifications
| Width | |
| Exterior Width | 18" |
| Width | 17 3/4" |
| Depth | |
| Depth | 7 7/8" |
| Height | |
| Height | 14 5/8" |
Toto ST403E12 Warranty & Returns
Warranty Information
1 Year Limited
Return Policy
Returns accepted within 30 days of delivery. Item must be in original packaging and unused condition.
Toto ST403E12 Why Us
Flexible Monthly Financing with Affirm
Split your purchase into easy payments over time—interest-free or with simple interest depending on your plan and eligibility.
Get Free In-Home Delivery on Orders $799+
We offer free in-home delivery to most serviceable zip codes for orders over $799.
Membership Club
Free Standard Installation
Free 1 Year Extended Warranty
Bonus Rewards
3 Level Rebate
Manufacturer rebates, instant savings, and product discounts — all in one place.
Customize your Coverage
Choose a 3- or 5-year protection plan—get 50% back if you don't use it.
Price Match Guarantee
If you find a lower price on an identical item from a local competitor or select online retailers, we will match it.