Sterling 402315-RA-0 White Windham 1.6 GPF Elongated Two-Piece Comfort Height Toilet with Pro Force and Right Hand Lever - Seat Not Included

Item #: bci1000950

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Low Flow Toilet Restrictions - 1.28 GPF Maximum

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

Technical Specs

Exploded Parts
Installation Guide
Specifications Sheet
Bowl Height 16.5
Bowl Shape Elongated
Comfort Height Yes
Depth 29.25
Flush Technology Pro Force
Flush Type Siphon Jet
Gallons Per Flush 1.6
Height 30.5
Manufacturer Warranty 5 Year Limited
Material Vitreous China
Rough In 12
Seat Included No
Theme Traditional
Trapway 2
Trip Lever Placement Right
Water Area 8 x 9
Width 16.875

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

  • Toilet Seat Required
  • Wax Ring Kit Required

Product Features:

  • Two-piece configuration allows for easier access to the area around the toilet
  • 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
  • Toilet tank and bowl built out of vitreous china
  • Comfort Height - designed for ease of use, with a higher than average bowl
  • Seat is not included

Product Technologies:

  • Pro Force: Exceptional waste flushing capabilities, offering a one-flush cleansing performance standard. Toilet bowls with Pro Force technology have specially engineered trapways, producing a hydrodynamic siphon surge forceful enough to ensure an extraordinarily clean bowl.
  • Comfort Height: Comfort Height toilets offer the greatest accessibility and ease of use with a bowl height of between 16-1/2" and 18", the same as a standard chair.


  • Overall Height: 30-1/2" (measured from top to bottom of base)
  • Overall Width: 16-7/8" (measured from left to right)
  • Overall Depth: 29-1/4" (measured from front to back)
  • Gallons Per Flush (GPF): 1.6 gallons
  • Water Area: 8" x 9"
  • Rough In Diameter: 12"
  • Trapway Diameter: 2"

Additional Sterling Links

Our SKU: 402315-RA

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

  • Biscuit
  • White

*Denotes a finish or option that has been discontinued

1 Question from the Community

  • The Kohler K-3949 is a model that you can use.

    I'm looking for a 14" rough in, elongated, and 16 to 17" tall please recommend?

    A. The Kohler K-3949 is a model that you can use.


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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