The thermostat fits to supplied surface mount box or a BS flush mount box (min. 35mm depth).
Timeguard TRTWIFI ProgramaStat+ WiFi Controlled Room Thermostat Boiler Heating
TIMEGUARD TRT047N PROGRAMASTAT PLUS WHITE WIRELESS DIGITAL ROOM THERMOSTAT WITH
Programastat WiFi Controlled Thermostat
TIMEGUARD PROGRAMASTAT + ECONOMY 7 DIGITAL TIMESWITCH WITH BOOST CONTROL TRTD7N
Timeguard 24 Hour / 7 day Compact Electronic Immersion Heater Time Switch NTT03
Timeguard TRTD7N Digital Economy 7 Programmer
