There are two 50 - gallon water tanks for bathing pets — mostly dogs, and some cats as well. (articles.orlandosentinel.com)
The device has a hefty gallon water tank, which allows it to operate for up to 12 hours on a single filling, and it should run quietly. (businessinsider.com)
We installed one 250 gallon water tank on one side of the roof, and 7 50 gallon barrels on the other. (ecoshock.org)