ATTACK Electric Excellent 15 Elektroheizkessel 15 kW, IP40, 8 l MAG fränkisch The one-piece aluminum frame ensures

The one-piece aluminum frame ensures excellent stability and resistance to weathering

Two questions keep coming up in this context:

Schallleistungspegel: 55 dB

The Vaillant Rp 3/4 bypass valve ensures controlled pressure equalization in heating circuits and prevents disruptive flow noises and unregulated flow rates

the transmission takes place via Wi-Fi

ATTACK Electric Excellent 15 Elektroheizkessel 15 kW, IP40, 8 l MAG fränkisch The one-piece aluminum frame ensuresATTACK 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).