FrostControl TB Set

FrostControl TB Set

Regular price
€174,00 EUR
Sale price
€174,00 EUR
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The currentless safety/drain valve automatically drains the boiler via a drain connection if there is a risk of frost (approx. 3 °C) and excess pressure. The valve can only be closed manually and the boiler refilled when the ambient temperature is within the frost-proof range (from approx. 7 °C).