Hot water exchanger for gas boilers OKC 400 NTR/BP with a spiral coil, enameled 121470101

• Models equipped with a flange connection (at the same time it serves as an inspection opening of the container), enables the installation of a heating module (heater).
• OKC NTR/BP - has one coil with a large heat exchange surface, suitable for supply from a boiler / condensing boiler, outside the heating season it is possible to heat using the optional TPK or TJ heater 6/4""
• No heater as standard.
• Modern ThermoGen4 insulation ensures low heat loss to the environment.
• Increased resistance to hard and chlorinated water thanks to the high-quality anti-corrosion coating Crystal Enamel.
• Magnesium anode provides additional "