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Black Friday Prices Are Live – All November.

ANZZI WH-AZ018-M3 ENVO Atami 18 kW 3.5 GPM Indoor Tankless Electric Water Heater

by ANZZI | Bath4All is an ANZZI authorized retailer.
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Sold out
Original price $350.00 - Original price $350.00
Original price
$350.00
$350.00 - $350.00
Current price $350.00
Out of stock
No tax outside of CA, IL, NJ, PA, and WA.

Black Friday/Cyber Monday pricing

Black Friday Price — Locked In Through End of 2026

This is our lowest price of the season. If it drops, we'll

Email or Message us about volume discounts
Frequently Asked Questions

• Does this model plug in or require hardwiring?
The listed power connection is Electric Hardwire.

• What voltage is this water heater rated for?
This water heater is rated for 240 V.

• What size are the water connections?
The listed water connection size is 3/4 in. npt.

Get hot water on demand right when you need it, and only when you need it. Our tankless water heater doesn't pre-heat and store water like conventional models, so it uses less energy. The heat-on-demand design give you an endless flow without the need to run your faucet or showerhead until the water warms up, so you use less. No tank means it installs right where water is used - under the sink, in a vanity, closet - to save space. It's the perfect upgrade for smaller or eco-friendly homes!

ANZZI WH-AZ018-M3 Water Heater Features

  • Water heater requires 2 x 40 amp double pole breakers
  • Unit needs 18000 watts of power at 240v
  • Supplies kitchen faucet, bathroom faucet, shower
  • Hot Water on Demand: heats up right when you turn on the tap
  • Endless Supply: hot water volume is not limited like in tank-style units, water heats as long as the tap is running
  • Fresher & Cleaner Water: water is not sitting for extended periods in a tank, getting heated and reheated
  • ETL Certified & Listed: 18KW / 240V / 60Hz
  • Saves Energy: heats water only when you need it, no preheating, no standby heat loss
  • Saves Space: no tank, so the compact design fits in tight spaces like cabinets and closets
  • Longer Life: no limescale build-up, so lasts longer than conventional tank units
  • Automatic Memory Function: remembers your preferred settings from the last use
  • Over-Temperature Protection: if the water gets too hot the unit automatically cools it down to a safe level
  • Water/Electric Separation: the flowing water and the electrical system are isolated from each other
  • Limited Lifetime Warranty: when you buy it, we back it, so you can be confident in the quality of our products
  • Professional installation is highly recommended

ANZZI WH-AZ018-M3 Water Heater Downloads