183 water heater 20 gallon products are offered for sale by suppliers on Alibaba.com, of which storage electric water heaters accounts for 7%, heating equipment accounts for 5%, and electric kettles accounts for 1%.
A wide variety of water heater 20 gallon options are available to you, such as household, hotel and commercial.You can also choose from electrical, manual and solar water heater 20 gallon,As well as from plastic, stainless water heater 20 gallon,and whether water heater 20 gallon is wall mounted, or freestanding.