Sterling 402086-0 White Rockton 0.8 / 1.6 GPF Elongated Toilet Bowl Only with Dual Force® Technology - Seat Not Included

Item #: BCI2139953

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Low Flow Toilet Restrictions

This item cannot be shipped to the following location(s): CA, TX

Technical Specs

Specification Sheet
Installation Guide
ASME Approved Yes
ASME Code A112.19.14, A112.19.2
Approved for Commercial Use No
Bowl Height 16.5
Bowl Shape Elongated
CSA Approved Yes
CSA Code B45.1
Comfort Height Yes
Concealed Trapway No
Configuration Bowl Only
Country Of Origin USA
Depth 31
Dual Flush Yes
Eco Friendly Yes
Flush Technology Dual Force
Flush Type Dual Flush
Gallons Per Flush .8, 1.6
Height 17.6
Installation Type Floor Mounted, Free Standing
Insulated Tank No
Length (Inside) 5.75
Low Profile No
Manufacturer Warranty 5 Year Limited
Material Vitreous China
Product Class Residential
Rough In 12
Seat Included No
Theme Modern
Trapway 2
Water Area 4.5 x 5.75
Water Efficient Yes
WaterSense Certified Yes
Width 15
Width (Inside) 4.5

Product Features:

  • Bowl only configuration - allows the opportunity to match pieces with a selected tank
  • Elongated bowl offers comfort and convenience, extending out an extra 1-1/2" compared to a round configuration
  • Covered under Sterling's 5 year limited warranty
  • The Karsten Collection features a geometric design ideal for contemporary baths and powder rooms
  • Constructed of durable, easy to clean vitreous china
  • Installs in a floor-mounted configuration
  • Features a high-efficiency dual flush system with Dual Force® technology
  • ADA compliant - complies with the standards for toilets set forth by the Americans with Disabilities Act
  • Luxury Height - designed for ease of use, with a higher than average bowl
  • WaterSense certified - toilet uses 20% less water than the current standard while still maintaining superior performance
  • Seat and cover not included with this model

Product Specifications:

  • Bowl Height: 16-1/2" (measured from bottom of base to rim of bowl)
  • Overall Depth: 31" (measured from back of bowl to front of rim)
  • Overall Width: 15" (measured from rightmost to leftmost edge of bowl)
  • Flow Rate: 0.8 / 1.6 GPF (gallons per flush)
  • Water Area: 4-1/2" x 5-3/4" (inner rim dimensions of bowl, width x length)
  • Trapway (Discharge Passageway) Size: 2"
  • Distance Between Toilet Seat Installation Holes: 5-1/2"
  • Rough-In: 12"


  • 402086: This model
  • 402088: This model with tank (complete toilet fixture)

Additional Sterling Links

Our SKU: 402086

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

  • Biscuit
  • White

*Denotes a finish or option that has been discontinued

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A focus on safety and reliable performance, the Sterling brand by Kohler brings quality construction at an affordable price.

Warranty Info

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