Hot water exchanger for gas boilers OKC 250 NTR/BP with a spiral coil, enameled 1109701101

• Models equipped with a flange connection (at the same time it serves as an inspection opening of the tank), allows 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 can be heated using an 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 is added