KOHLER K-3978 Two Piece Elongated 1.6 GPF Toilet User Manual
- June 3, 2024
- Kohler
Table of Contents
KOHLER K-3978 Two Piece Elongated 1.6 GPF Toilet
Features
- Two-piece design.
- Elongated bowl offers added room and comfort.
- 1.6 gpf (6.0 lpf)
- Left-hand Polished Chrome trip lever.
- Combination consists of the K-4468 tank and the K-4198 bowl.
- Coordinates with other products in the Wellworth collection.
- S’agence aux autres produits de la collection Wellworth.
Technology
- Single-flush gravity uses the force of gravity and a precision-engineered tank, bowl, and trapway to create a strong siphon during flushing.
- KOHLERs canister flush valve harnesses the natural force of gravity and optimizes flushing performance.
- Class Five® flushing technology offers virtually plug-free performance and rinsing power for a clean bowl.
Installation
- Standard 12″ (305 mm) rough-in.
- Three-bolt quick-connect installation.
- Seat and supply line sold separately.
Recommended Products/Accessories
- K-4636 Cachet® Quiet-Close™ Elongated Toilet Seat
- K-5588 Purefresh® Elongated Toilet Seat
- K-4108 C³®-230 Elongated bidet toilet seat
- K-5420 Low-Profile Bolt Caps
- K-9379 Trip Lever
- 1023457 Wax Ring/Hardware Kit
- 1265114 Connector Hose
- K-23726 Drain treatment
Included Components
Product consists of:
- 4198
- 4468
Additional Components:
- Bolt cap accessory pack
- Tank accessory pack Tank cover
- Trip lever
Codes/Standards
ASME A112.19.2/CSA B45.1
DOE – Energy Policy Act 1992
KOHLER® Toilets and Seats Limited Warranty See website for detailed warranty
information.
Available Colors/Finishes
Color tiles intended for reference only.
Color : Code : Description
- 0 White
- 96 Biscuit
- 7 Black Black™
Technical Information
All product dimensions are nominal.
- Toilet type: Two-piece, Floor-mount
- Waste Outlet: Floor
- Bowl shape: Elongated
- Flush type: Class Five®
- Trap passageway: 2-1/8″ (54 mm)
Water Consumption
- Full: 1.6 gpf (6 lpf)
- Water surface size: 11-1/4″ x 8-1/4″ (286 mm x 210 mm)
Rim to water
- surface:5-1/4″ (133 mm)
- Rough-in: 12″ (305 mm)
Seat-mounting
- holes:5-1/2″ (140 mm)
Notes
Install this product according to the installation instructions.
For back-to-back toilet installations: Use only a 45° double wye fitting.
1-800-4KOHLER (1-800-456-4537)
Kohler Co. reserves the right to make revisions without notice to product
specifications.
For the most current Specification Sheet, go to
www.kohler.com.
5-15-2022 02:26 – US/CA
References
Read User Manual Online (PDF format)
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