#1 Made in USA Toilet Repair Brand

Back to Products

Dual Flush Toilet Seal Kit

Part Number: 

Specific fit for dual flush seals: AquaSource, American Standard, Glacier bay and Mansfield
Dual flush seal fits: AquaSource (T801, EL205, 0400DF), American Standard (4339, 4348, 4349), Glacier Bay (N2316, N243OE, N2420, N2428R-DF, TL-6900-EW) and Mansfield (178)
Fits 3" flush valve opening
Seal made of chlorine resistant rubber
Made in USA
5 year warranty
Alternate part number: 440BP | 440CM | 440PK | 440FR | 440FL

Product Description

The Korky dual flush seal kit contains 3 various sizes of seals designed to fit a variety of models. The exclusive longest lasting red rubber resists chlorine, bacteria, city water treatment, hard water, and well water. Easy to install, the 440 toilet parts include: (3) Assorted Dual Flush Seals.

Quick Overview:

  • Replacement seal for AquaSource and other dual flush toilets
  • Fits AquaSource, select American Standard, Glacier Bay, and Mansfield dual flush toilets
  • Made in the USA
  • 5 Year Warranty
  • Includes: (3) Dual Flush Seals

Dual flush seals fit the following toilet brands and tank numbers:

  • AquaSource Toilet Models (T801, EL205, 0400DF)
  • American Standard Toilet Models (4339, 4348, 4349)
  • Glacier Bay Toilet Models (N2316, N243OE, N2420, N2428R-DF, TL-6900-EW)
  • Mansfield Toilet Model (178)

Don't see your toilet model? Try using the part finder or contacting our team of Toilet Geniuses to learn more.

Where to Buy