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Two questions keep coming up in this context:
In conjunction with the main control
Large filling chamber for long heating intervals
The Vaillant Rp 3/4 bypass valve ensures controlled pressure equalization in heating circuits and prevents disruptive flow noises and unregulated flow rates
With modern technologies
ATTACK Electric Excellent 15 Elektroheizkessel 15 kW, IP40, 8 l MAG fränkisch Two questions keep coming upATTACK Electric Excellent 15 kW Product Description The ATTACK Electric Excellent 15 is a wall mounted electric boiler for heating systems with forced circulation. The PID controller switches the heating stages precisely and supports stable, demand based operation. Control via a room thermostat is possible; optional GSM smartphone connectivity is available. Domestic hot water is provided via an external tank and a 3 way valve (TUV operation).
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