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Researched#4 For Netatmo systems

Netatmo Additional Smart Radiator Valve

Additional Smart Radiator Valve · RRP £79.99 when researched on 5 November 2026 (may have changed — see the shop prices below)

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Our verdict

An add-on radiator valve for Netatmo systems. It needs a Netatmo thermostat or the starter pack, and costs more per valve than Hive or Wiser.

Best for: Adding room control to an existing Netatmo system.

Will it work in my home?

Combi boilerSystem boilerRegular boilerHeat pump (check)OpenThermNo neutral wire neededRenter-friendly

Netatmo says it fits 90% of hot water radiators, with adapters. Packs of 3 (£229.99) and 6 (£429.99) are also listed.

Not sure? Run the boiler checker →
You will also need:
  • Netatmo Smart Thermostat, Smart Modulating Thermostat or Smart Radiator Valves Starter Pack. Not compatible with the Netatmo ORIGINAL thermostat.

Where to buy

  • Netatmo shop £79.99 · ViewIn stock · delivery: free over £169; fee below not stated · price from manufacturer's own shop, checked 6 Nov 2026, 16:50

Prices as shown by the shop to UK consumers, normally including VAT. Prices can change. Delivery is the shop's stated standard UK charge for this item ordered on its own. Sorted by price, not commission. None of these links earn COMANORA money.

How we assessed this:researched from manufacturer documentation, installation manuals and UK pricing. Not hands-on tested. Our method

Key facts

Manufacturer's RRP (researched 5 November 2026)£79.99
SubscriptionNone
3-year cost (RRP + required subscription, researched 5 November 2026)£79.99
Powerbattery
InstallationDIY
Works withGoogle Home
Compatibility90% of hot water radiators (Netatmo)
Returns60 days (Netatmo shop)

Features

  • Room-by-room control
  • Adapters included
  • Packs of 3 and 6 available

Pros and cons

  • Fits most hot water radiators (Netatmo)
  • Multi-packs reduce the per-valve price
  • Needs a Netatmo thermostat or starter pack
  • Highest single-valve price in our list

Installation: what UK buyers need to know

Netatmo says it fits 90% of hot water radiators, with adapters. Packs of 3 (£229.99) and 6 (£429.99) are also listed. If you are not confident with the wiring, use a qualified installer. Any work on the gas side of a boiler must be done by a Gas Safe registered engineer.

Alternatives

Hive Radiator Valves

Homes already using Hive.

tado° Smart Radiator Thermostat X

Adding room-by-room control to a tado° X system.

tado° Wireless Temperature Sensor X (2nd gen)

Rooms where the radiator thermostat reads warmer than the room.

Sources