Gerber GDF28528 Viper 0.9/1.1gpf Dual Flush Tank 12" Rough-in White
Set it and forget it with the reliable ViperĀ® 0.9/1.1 gpf Tank. The tall, narrow designed ViperĀ® tank optimizes flush speed, and quickly refills using a trusted, industry best, FluidmasterĀ® 400A Fill Valve. An exclusive multi-point mounting system and non-corrosive brass tank-to-bowl bolts ensure long lasting stability and ease of installation, making ViperĀ® the professionals choice.
- Chrome two button top-mounted actuator
- 3" flush valve for faster water flow and flushing power
- 12" rough-in
- Fluidmaster 400 A Fill Valve
- Double nut, multi-point tank-to-bowl mounting system
- Toilet Tank Only, Bowl Sold Separately
- WaterSense certified, High-Efficiency Toilet (HET) to save 20% more water
- Dimensions: 18.5" L x 9.25" W x 15.625" H
- WaterSense Certified
- ADA Compliant
- Limited Lifetime Warranty
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Product Information
Shipping & Returns
Shipping & Returns


Gerber GDF28528 Viper 0.9/1.1gpf Dual Flush Tank 12" Rough-in White
Gerber GDF28528 Viper 0.9/1.1gpf Dual Flush Tank 12" Rough-in White
Set it and forget it with the reliable ViperĀ® 0.9/1.1 gpf Tank. The tall, narrow designed ViperĀ® tank optimizes flush speed, and quickly refills using a trusted, industry best, FluidmasterĀ® 400A Fill Valve. An exclusive multi-point mounting system and non-corrosive brass tank-to-bowl bolts ensure long lasting stability and ease of installation, making ViperĀ® the professionals choice.
- Chrome two button top-mounted actuator
- 3" flush valve for faster water flow and flushing power
- 12" rough-in
- Fluidmaster 400 A Fill Valve
- Double nut, multi-point tank-to-bowl mounting system
- Toilet Tank Only, Bowl Sold Separately
- WaterSense certified, High-Efficiency Toilet (HET) to save 20% more water
- Dimensions: 18.5" L x 9.25" W x 15.625" H
- WaterSense Certified
- ADA Compliant
- Limited Lifetime Warranty
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Set it and forget it with the reliable ViperĀ® 0.9/1.1 gpf Tank. The tall, narrow designed ViperĀ® tank optimizes flush speed, and quickly refills using a trusted, industry best, FluidmasterĀ® 400A Fill Valve. An exclusive multi-point mounting system and non-corrosive brass tank-to-bowl bolts ensure long lasting stability and ease of installation, making ViperĀ® the professionals choice.
- Chrome two button top-mounted actuator
- 3" flush valve for faster water flow and flushing power
- 12" rough-in
- Fluidmaster 400 A Fill Valve
- Double nut, multi-point tank-to-bowl mounting system
- Toilet Tank Only, Bowl Sold Separately
- WaterSense certified, High-Efficiency Toilet (HET) to save 20% more water
- Dimensions: 18.5" L x 9.25" W x 15.625" H
- WaterSense Certified
- ADA Compliant
- Limited Lifetime Warranty












