Vitodens 222-F Top-Mounting mixer kit

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£1,604.57 inc VAT

Vitodens 222-F Storage Boiler Top-Mounting mixer kit.

PlusBus Vitodens 222-F B2TF Storage Boiler Top-Mounting assembly kit with mixer; kit includes a top connection set.

A mixer kit, also known as a mixing valve or blending valve, is a device commonly used in conjunction with a residential gas boiler to control and regulate the temperature of water circulated in the heating system. Many uses include: underfloor heating systems, zoned heating circuits and domestic hot water production.


  • Plate heat exchanger for system separation of the heating circuit with mixer
  • Variable speed high efficiency circulation pump for the heating circuit with mixer
  • 3-way mixer with mixer motor
  • Mixer PCB, capable of communicating with the heat generator control unit via PlusBus
  • Adjustable bypass

With connection set for surface mounting, comprising of:

  • Connection pipes
  • Shut-off valves for heating water flow and return
  • 2 connectors for DHW
  • Boiler drain & fill valve
  • Pressure gauge
  • Gas shut-off valve with thermally activated safety shut-off valve
  • Flow temperature sensor
  • Cover with same design as the boiler
  • Balanced flue extension, boiler flue connection

Please note this kit includes a connection set.

Description RRP Price Availability Quantity
7452078 Line regulating valve with flow indicator RRP: £272.40 Price: £166.78 inc VAT Availability: call for availability Quantity:

Vitodens 222-F Top-Mounting mixer kit Buying into Viessmann.

Viessmann use their best endeavours to ensure that their products are manufactured without any manufacturing or material defects.
The standard terms and conditions guarantee that Viessmann will fix or replace any manufacturing or material defects free of charge within a period of 2 years from the date of delivery.

Viessmann Warranty Overview

Vitodens 222-F Top-Mounting mixer kitReturn of Goods.

We very much hope you will be happy with your products, however we do understand items sometimes need to be returned.
Condition is all important, an item should have been treated in the same way as if it was on sale in a shop, unopened and unused with seals intact.
Large palleted items (boilers, heat pumps, cylinders etc.) must be returned as delivered, strapped and wrapped to the pallet, unopened.


Our returns policy can be found here.

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