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Gerber AV-21-818 Avalanche White Two-Piece Elongated ErgoHeight Toilet

SKU: 641231

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Save 44% · Retail: $359.00

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About the Gerber AV-21-818

If you're planning to repair or remodel your toilet, then the Gerber DF-20-018 Logan Square is a must-try. The Gerber DF-20-018 is a two-piece bowl and tank combo. It features a top-mounted, two-button actuators, giving you the control to decide how and when to save your water in the home. With its 16-5/8-inch ErgoHeight elongated bowl, seating is made extra comfortable and easy. It has a 3-inch flush valve for utmost flushing power and flow rate. It also has a glazed trapway for a sleek and glossy surface, ensuring a heavy, full flush. This 12-inch rough-in toilet has a syphonic flush action, making it clean and splash-free. This Gerber DF-20-018 white toilet is WaterSense-certified and is a High-Efficiency Toilet (HET), helping you reduce your water consumption in the home and save money at the same time. It features a flush rate of 1.1/1.6 gallon per flush (4 Lpf or 6 Lpf), allowing you to save up to 20% more water every year. It comes with color-matched bolt caps. Please take note that this toilet doesn't come with a toilet seat. Please see the specification sheet for further information. Since 1932, Gerber continues to provide remarkable products known to meet high standards for performance and quality.

Product Details

Product: Toilet
Product Collection: Avalanche
Type: Two Piece Toilet
Shape: Elongated
Color: White
Flow Rate: 1.6 Gallons Per Flush
Mount Type: Floor Mount
Height: 16-1/2"
Toilet Features: Glazed Trapway
ADA: Yes
Room: Bathroom
Manufacturer: Gerber
Mpn # AV-21-818
Weight 105.00 lbs.

Product Features

  • 16.5"+, ErgoHeight ADA Elongated Bowl for added comfort and ease of seating onto the bowl
  • Color-matched, metal side tank lever with solid durable brass arm to complement any bathroom decor
  • Large, 2" fully glazed trapway for clog-free waste removal
  • Extra-Large Dual fed siphon jets increases the force of the flush, clearing the bowl effectively
  • 3" flush valve for maximum water flow and flushing power
  • Large water surface to thoroughly rinse bowl with each flush
  • 1.6 gpf (6 Lpf)
  • Corrosion resistant Fluidmaster flapper for long lasting operation and easy replacement
  • Two-piece toilet
  • 12" Rough-in
  • 10 Year Warranty, Limited Lifetime on Vitreous China
  • Double nut, multi-point tank-to-bowl mounting system for easy tool-free installation
  • Best-in-Class Fluidmaster 400A Fill Valve for durable, long lasting anti-siphon operation and easy replacement
  • Toilet seat not included
  • Height - 30 5/8"
  • Width - 17 1/8"
  • Depth - 28 1/2"
  • Weight - 90 lbs
  • Water Surface from Rim - 6 1/2"
  • Trapway Min - 2"
  • Water Surface - 10 5/8" x 7 1/8"
  • Water Seal - 2 1/2"


Questions & Answers


Hi, there! Thank you for posting an inquiry on We're glad to be of help. This Gerber AV-21-818 two-piece elongated toilet is absolutely a California-compliant unit. It also complies with ADA, SA, and UPC standards. For more details, please see this specification sheet. We hope that this helps. If you're ready to place an order, simply click on Add to Cart and enter your information in the required fields. Enjoy shopping at! Have a great day.


Hello! We greatly appreciate you for posting an inquiry under this Gerber AV-21-818 Avalanche White Two-Piece Elongated ErgoHeight Toilet! Most of the Gerber ErgoHeight toilets that we carry here at are white-finished. Please check these TOTO Toilets. These are high-bowl toilets in beige-like finish. For a more specific search, you may check the left part of the page and select the attributes you would like to specify. If you want to place an order, simply go to the product's page, click the "Add to Cart" button, enter your zip code, and proceed to checkout. Thank you for visiting! Have a great day!


Hi there! Thank you for posting a question under the Gerber AV-21-818 Toilet. Depending on your preference, you can either choose the Gerber 99-216, which is a standard elongated seat with a cover and adjustable mounting, or you could choose the Gerber 99-213, which is a standard elongated seat with a slow-close cover and adjustable mounting. Just click on the link of the toilet seat of your choice. Should you have further questions, don't hesitate to ask. PlumbersStock is happy to assist you. Have a great day!

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