TOTO ST446EMNA#01 Aquia IV Cotton White toilet tank, front view

TOTO ST446EMNA#01 Aquia IV Toilet Tank – Cotton White

White
$149.69
Sale price  $149.69 Regular price 
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TOTO ST446EMNA#01 Aquia IV Cotton White toilet tank, front view

TOTO ST446EMNA#01 Aquia IV Toilet Tank – Cotton White

$149.69
Sale price  $149.69 Regular price 
ColorWhite

Confirm fit before ordering. Match the number inside your tank or under your old lid, then compare measurements, shape, and color.

Use the identification guide or text photos to (727) 798-4831.

  • Veteran Owned & Operated
  • Exact Part-Number Matching
  • Carefully Packed Ceramic
  • Secure Checkout

Photos may show another unit of the same model and color. Your item will match the listing specifications, with normal variation expected in used ceramic parts.

Original used TOTO ST446EMNA#01 Aquia IV replacement toilet tank in Cotton White.

This listing is for the tank only. The internal dual-flush components shown in the photos are included; the tank lid and bowl are not included.

Technical Specifications

  • Manufacturer: TOTO
  • Model: ST446EMNA#01
  • Series: Aquia IV
  • Color: Cotton White (#01)
  • Approximate tank dimensions: 15 9/16 inches wide × 6 3/8 inches deep × 13 1/8 inches high
  • Flush type: Dual flush, 1.28 / 0.8 GPF
  • Flush control: Top-mounted push button
  • Material: Vitreous china / ceramic
  • Included: Tank and internal flush components shown in photos
  • Not included: Tank lid and toilet bowl

Confirm Fit Before Ordering

Match the complete model number, flush-button arrangement, bolt pattern, shape, color, and measurements against your existing toilet before ordering. ST446 tanks are designed for compatible Aquia IV bowls and are not universal. Measurements are approximate and may vary slightly by measurement point.

Condition: Original used replacement tank. The interior shows normal storage/use staining; please review all photos carefully. Inspect the tank for damage before installation.

Need Help Identifying Your Lid?

Not 100% sure this is the right lid? Text me photos before ordering and I’ll help narrow down the correct replacement.

Best photos: numbers inside the tank, underside of the old lid, tank opening, and the full toilet. Include measurements and color if known.

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