LK 556 AntiFreeze - ensures that your heating system remains safe and operational
Protect your heating system from freezing with the LK 556 AntiFreeze. Designed for air/water heat pumps, it automatically drains the system if temperatures dip below +3°C, ensuring your heating system remains safe and operational. Boost energy efficiency with available insulation, and enjoy the benefits of a maintenance-free valve.
If the valve opens and drains the system, no action is required