How to Fit a Room Thermostat (UK)
Install a Honeywell, Drayton, Salus or Hive room thermostat. Wired and wireless, 2-wire and 3-wire.
HoneywellDraytonSalusHiveNest
Location matters
Chest-height (1.5 m). Internal wall. Away from radiators, sunlight, kitchens, draughts. Corridor central to living areas ideal.
Wiring
- 2-wire (dry-contact) — live-switched-live to boiler ON terminal.
- 3-wire — L, N and switched L. Modern digital and smart stats.
- Wireless — battery-powered thermostat + wired receiver at boiler.
Frequently asked questions
- Where should the thermostat NOT go?
- Hallways with front-door draughts, above radiators, in south-facing sun. Living room is best.
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