Item # bci1663464

The Kohler K-3978-T-G9 has been discontinued

** See similar or replacement items below **

Kohler 1.6 GPF Two-Piece Elongated Toilet with 12" Rough In and Tank Locks from the Wellworth Collection

Model: K-3978-T-G9

from the Wellworth Collection
Replacement for Discontinued Item
The Kohler K-3978-T has been replaced by: Kohler 1145365
Replacement Model
Kohler 1145365
Replacement Flush Valve Kit
$27.10
We still have product details and accessories, scroll down to see them!

Product Overview

This product has additional required/recommended options. To configure, add to your cart.

  • Wax Ring Kit
    Wax Ring Kit Required

1.6 GPF Two-Piece Elongated Toilet with 12" Rough In and Tank Locks from the Wellworth Collection

Exceptional Performance. Exceptional Value. Wellworth toilets have been an American benchmark for innovation and performance since 1936. With a new design in 2011, the Wellworth toilet brings and elegant flare that complements a wide range of bathroom designs.

  • Elongated, standard height toilet bowl
  • 12" (30.5 cm) rough-in
  • 30" (76.2 cm) x 18" (45.7 cm) x 28-3/4" (73 cm)
  • Class Five - provides tremendous bulk waste flushing performance and best-in-class bowl cleanliness
  • 3-bolt Installation - Three pre-installed tank bolts save installation time
  • Canister flush valve provides smooth flushing actuation with consistent water usage, flush after flush
  • 1.6-gallon per flush toilet
  • Polished chrome trip lever
  • Less seat and supply
  • K-3978 includes: K-4468-T Toilet tank and K-4198 Elongated Toilet Bowl
  • Includes tank locks

This product is listed under the following manufacturer number(s):


*Denotes a finish or option that has been discontinued.

Manufacturer Resources

Dimensions and Measurements

Bowl Height
14.5 in.
Depth
30 in.
Flush Valve Size
3.25 in.
Gallons Per Flush
1.6
Height
29.25 in.
Rough In
12 in.
Trapway
2.125, 2.13 in.
Width
18 in.

Included Components

Seat Included
No

Characteristics and Features

Bowl Shape
Elongated
Configuration
Two Piece
Flush Type
Gravity Flush
Installation Type
Floor Mounted
Material
Vitreous China
Theme
Basic
Trip Lever Placement
Left

Manufacturer Technology

Flush Technology
Class Five

Warranty and Product Information

ADA
No
CA Drought Compliant
No
Country Of Origin
USA
Made in America
Yes
WaterSense Certified
No
Product Videos
  • If you have been considering replacing your toilet, yet are wondering how complicated of a job this is? Take a moment and we'll show you just how simple this job can actually be.
    How to remove and install a Toilet
    If you have been considering replacing your toilet, yet are wonde...
  • Kohler re-introduces the Wellworth Toilet. With a new, updated design, and a high performance, highly efficient AquaPiston cannister flush. The Kohler Wellworth is a virtually plug free toilet with best in class / best in price performance.
    The Kohler Wellworth Toilet, new style and a more powerful flush
    Kohler re-introduces the Wellworth Toilet. With a new, updated de...
How to remove and install a Toilet

How to remove and install a Toilet

If you have been considering replacing your toilet, yet are wondering how complicated of a job this is? Take a moment and we'll show you just how simple this job can actually be.

The Kohler Wellworth Toilet, new style and a more powerful flush

The Kohler Wellworth Toilet, new style and a more powerful flush

Kohler re-introduces the Wellworth Toilet. With a new, updated design, and a high performance, highly efficient AquaPiston cannister flush. The Kohler Wellworth is a virtually plug free toilet with best in class / best in price performance.