External Extension (H1)

£271.20
You Save £105.16
£166.04 inc VAT
3 In Stock

External Extension (H1).

Using the extension allows the following functions to be achieved:

  • Connection of an external safety solenoid valve (LPG)

As well as, alternatively, one of the following functions:

  • Connection of a DHW circulation pump (only with Vitotronic 200).
  • Connection of a heating circuit pump (multi stage) for a directly connected heating circuit.
  • Connection of a central fault message.
  • Connection of a circulation pump for cylinder heating.

Note: Not compatible with Vitodens 200-W EM Plusbus

Description RRP Price Availability Quantity
7179057 Internal Extension H1 RRP: £122.40 Price: £81.00 inc VAT Availability: 3 In Stock Quantity:

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

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