LK 556 AntiFreeze - Compression Fitting

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LK 556 AntiFreeze - Compression Fitting *You are purchasing the compression fitting for the LK 556 not the valve body. Opening Temperature 3°C LK 556 AntiFreeze protects your heati ng system, usually in an air/water heat pump, if the fluid temperature should drop below +3°C by draining the system. This prevents the heating system from freezing.If the valve opens and drains the system, no action is required to reset the valve, the system can be refilled again as soon as normal circulation in the heating system is resumed.Insulation is available as an accessory for maximum energy saving. Refer to Accessories & Spare parts. Show more