DuoFit In-Wall Dual-Flush Supply Line Tank System

SKU# 21574 | MODEL# WT171M

Regular price $653.69
Regular price $769.00 Sale price $653.69
Shipping calculated at checkout.

IN STOCK Leaves warehouse in 2-3 business days, ship times vary.

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Product Summary:

This Tank System Supply Line from the DuoFit collection has a 1 year limited warranty.

Product Description:

Toto Model Number: wt171m

This DuoFit In-Wall Dual-Flush Tank System Supply Line in would be great in your bathroom. And it has a copper supply line.


  • Dual-Max flushing system
  • Adjustable 15" - 19" mounting height
  • Supports up to 880 lbs
  • Commercial 2" x 6" or optional residential installation with 2" x 4" wall studs with waste outlet kit
  • 1-pc blow molded, insulated polyethylene tank to prevent leaks and sweating
  • 2" x 6" Polyethylene outlet included
  • Copper Supply Line
  • 1.6 gpf / 6.0 LPF & .09 gpf / 3.4 LPF. Avg Flush 1.28 gpf
  • This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects, and other reproductive harm. For more information go to

Water Conservation Requirements

Water efficiency standards for plumbing products such as faucets, toilets, and showerheads vary state to state. Products that do not comply with EPA (Environmental Protection Agency) standards for water conservation are not eligible for purchase or shipping in specific regions.

This product does not meet water efficiency standards and is not eligible for purchase in the following states:

  • California
  • Colorado
  • District of Columbia
  • Georgia
  • Massachusetts
  • Nevada
  • New York
  • Texas
  • Rhode Island
  • Washington

If your state is not listed above, this product meets GPM (Gallons Per Minute) or GPF (Gallons Per Flush) standards and will ship to your state.


  • Flush Lever Location: Wall Flush Button
  • Flush Valve Size: 2"
  • Height: 50.38"
  • Length: 5.5"
  • Prop 65 Warning: Yes
  • Room Type: Bathroom
  • State Restrictions: CA CO DC GA MA NV NY TX RI WA
  • Type V: Tank System Supply Line
  • Upc: 739268341326
  • Warranty: 1 Year Limited
  • Watersense: Yes
  • Water Consumption: 0.9 gpf 1.6 gpf
  • Weight: 44 lbs
  • Width: 25.4"