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featuring 22 mm copper connections along with a reducing fitting for DN15
50mm CFC-free polyurethane foam insulation
easy maintenance design
Durable Construction: Made from robust materials that resist wear and corrosion
67 Coil 1 max primary pressure (Bar) 6 Coil 1 resistance (Bar) 0
Vaillant sensoCOMFORT Wired System Controller (VRC720) Heatrae Sadia featuring 22 mm copper connectionsThe Vaillant sensoCOMFORT wired system controller (VRC720, part no. 0020260921) is Vaillant's flagship control for complex heating systems. Weather compensation comes as standard with the supplied outdoor sensor, it manages up to five wired heating circuits independently, and it's the control Vaillant specify for heat pump installations, underfloor heating systems, hybrid setups, and any project where you're running more than one zone. Not sure which
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