Smart controls and Wi-Fi upgrades in Harrow
Smart control is a simple upgrade for Harrow homes with a working system but no app. The urban heat island effect means London bedrooms can stay uncomfortably warm on summer nights.
For a holiday home or annexe near Harrow, Wi-Fi control lets you warm it up before anyone arrives. We cover Harrow as part of London, roughly 10 miles from central London. That includes the HA2 postcode district.
Prices in Harrow
Guide prices around Harrow run from £125 to £390 per indoor unit including VAT. Prices here sit above the national middle, reflecting London labour rates and parking and access costs. More indoor units, or older models that need an infrared controller instead of a plug-in adapter, are what move the price. As an example, the Whole system option (modules for two to four indoor units, one app) would typically be £325–£795 here.
One unit
Wi-Fi module fitted and set up for one indoor unit.
Whole system
Modules for two to four indoor units, one app.
Smart controller
Infrared smart controller for older units.
Permissions
Smart control upgrades need no permissions. We confirm your model's compatibility before booking and check the Wi-Fi signal where the indoor unit is mounted.
The visit
A photo of the indoor unit's label and a short description of the problem help us price the visit accurately and bring what is likely to be needed. Before booking, tell us the make and model and what the system is doing. We confirm the visit price, then the engineer arrives with the right equipment and, where possible, the right parts.
What is included
Included with smart controls and Wi-Fi upgrades in Harrow:
- Compatibility check from your model number
- Manufacturer Wi-Fi module or compatible controller
- App set-up on your phone
- Schedules and limits set with you
- Fitting and connection to your network
Nearby
Neighbouring places we cover include Wembley (2 miles), Northolt (3 miles) and Greenford (4 miles). See all services in Harrow or smart controls and Wi-Fi upgrades across London.

