Viessmann Vitodens 200-W Combi Boiler Sub-Mounting Kit With Mixer (7727098) ZK04928

Consists of:

• Plate heat exchanger for system separation of the heating circuit with mixer
• Variable speed high efficiency circulation pump of the heating circuit with mixer
• 3-way mixing valve with mixer motor
• Mixer PCB, capable of communicating via PlusBus
• Valve for regulating the flow rates of both heating circuits
• Adjustable bypass
• Flow temperature sensor
• Installation template for quick and easy installation
• Cover in same design as wall mounted boiler
• Must be used in conjunction with combi boiler pre-plumbing jig