ANTIBACTERIAL RESISTANCE FOR WATER HEATING

摘要

An armoured resistance (2) for heating the water of an electric storage water heater or the sump of a laundry machine or a dishwasher is provided. The metal surface in contact with the water to be heated thereof is covered with an antibacterial glass enamel obtained, according to per se known techniques, by mixing the traditional components of the glass enamel with compounds comprising metals (Ag, Cu, Zn) having antibacterial properties. Preferably, the only antibacterial metal employed is silver.