The usual option
Tubular element in acid-proof steel (AISI 316L). 1¼” and 2” brass heads have protective tubing with an internal diameter of 10.6 mm for the thermostat and/or temperature limiter.
Backer heating elements are the usual choice for heating liquids. They are used as heat sources in hot-water tanks, boilers, oil systems and for heating industrial fluids.
The elements consist of Backer tubular elements soldered or welded to flanges, element heads or nipples. They are combined with thermostats, temperature limiters and connection boxes. Alternatively, heating elements can be made of ceramic elements inserted in protective tubing.
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