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Gerber Plumbing Installation Rough In Products
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Gerber Plumbing Viper 1.0Gpf Tank 12'' Rough-In White

SKU: GWS28591

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Product Details

Gerber Plumbing GWS28591

Set it and forget it with the reliable Viper 1.0 GPF Toilet. The tall, narrow designed Viper tank optimizes flush speed and quickly refills using a trusted, industry best, Fluidmaster 400A Fill Valve. Powerful front rim jets maintain a clean and sanitary bowl with every flush. An exclusive multi-point mounting system and non-corrosive brass tank-to-bowl bolts ensure long-lasting stability and ease of installation, making Viper the professionals choice.


  • Finish White
  • Collection Viper
  • UPC 671052654000
  • Online Product ID 5964278
  • Made In China
  • Flush Rate 1 gal/flush
  • Availability While Supplies Last
  • Shipping L:18.00"x W:9.50"x H:16.00" 35.00 lbs.

Additional information

  • 3'' flush valve for faster water flow and flushing power
  • Color-matched, metal tank lever with solid durable brass arm
  • 12'' Rough-in
  • Double nut, multi-point tank-to-bowl mounting system for easy tool-free installation
  • High-Performance Toilet with 1000 MaP score
  • 1.0 GPF (3.8 Lpf), saves up to 71% more water vs traditional 3.5 GPF toilet
  • WaterSense certified, High-Efficiency Toilet (HET) to save 20% more water
  • CEC Compliant
  • Drain Line Carry, 50 feet
  • Limited Lifetime Warranty

About This Brand

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