There are 4 types; titanium, teflon, stainless steel and glass. Titanium and stainless steel heaters can be mounted on the tank or on the side of the tank. There are thermostate options.
AISI 304/316
Glass
Titanium
Teflon
Thermostate
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.