Jacketed kettles BSLO-BSLC are suitable for sanitary water heating. They are built with materials suitable for outdoor installation. The accumulated water thermal insulation is ensured by a rigid polyurethane ABS coated thick layer UV sunlight resistant. The 850° C porcelain-lined steel, in strictest compliance with DIN 4753 standard and the magnesium anode, proportioned for the surface to protect, ensure longlasting protection against corrosion. The boylers have an insoection and cleaning valve, a sump to insert the sonde, an 1” 1/4 electric group fitting. Maximum domestic circuit pressure 6 bar. Maximum interspace pressure 1,5 bar.