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Express delivery for Thursday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands


 

 

 

 

Express delivery for Thursday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands


Horstmann

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Horstmann BX2000 boost control.     ..
£78.37
Ex Tax: £65.31
The innovative Horstmann CentaurPlus C17-ZW combined wireless room stat and time control offers inst..
£91.93
Ex Tax: £76.61
The C11 CentaurPlus single channel timeswitch offers 24 Hour programming at an affordable price. ..
£34.33
Ex Tax: £28.61
The C17 CentaurPlus single channel timeswitch offers 7 day programming at an affordable price. * ..
£35.95
Ex Tax: £29.96
The C21 CentaurPlus two channel heating programmer offers 24 hour programming at an affordable price..
£36.64
Ex Tax: £30.53
The C27 CentaurPlus two channel heating programmer offers 7 day programming at an affordable price. ..
£36.85
Ex Tax: £30.71
H425 Coronet A single circuit timeswitch for straightforward accurate time control.The 425 Corone..
£40.78
Ex Tax: £33.98
C-Stat is an electronic programmable thermostat that combines time and temperature control in a comp..
£61.79
Ex Tax: £51.49
Please note this unit is mains powered, and requires a mains supply at thermostat location. Where a..
£66.73
Ex Tax: £55.61
Based on 1 reviews.
C-Stat is an electronic programmable thermostat that combines time and temperature control in a comp..
£109.99
Ex Tax: £91.66
H425 Diadem This twin circuit hot water and central heating programmer with indicator lights has ..
£47.36
Ex Tax: £39.47
The electrisaver is a simple push button electronic timer that saves energy by remembering to switch..
£26.24
Ex Tax: £21.87
The electrisaver is a simple push button electronic timer that saves energy by remembering to switch..
£29.28
Ex Tax: £24.40
The electrisaver is a simple push button electronic timer that saves energy by remembering to switch..
£26.24
Ex Tax: £21.87
These simple controls are intended for use where cheap overnight heating of water is controlled by t..
£55.55
Ex Tax: £46.29
Horstmann's Electronic 7 immersion heater control is instantly compatible with tarrifs that keep to ..
£63.59
Ex Tax: £52.99
BRAND NEW - UPDATED VERSION OF H17XL CAN DIRECTLY REPLACE EARLIER H17 / H17XL * Complete with ne..
£48.77
Ex Tax: £40.64
Directly replaces earlier H21 / H21XL * Complete with new backplate * 2 Channel 24 Hour Program..
£54.07
Ex Tax: £45.06
Directly replaces earlier H27 / H27XL * Complete with new backplate * Channel names can bet set..
£59.82
Ex Tax: £49.85
Directly replaces earlier H37XL   Complete with new backplate 3 Channel 7 Day Pro..
£103.42 £94.79
Ex Tax: £78.99
3-Channel Volt Free Programmer Backplate rewire required when replacing H37XL Complete with..
£150.73 £87.59
Ex Tax: £72.99
Horstmann Release its New 4 Channel Programmer Following the recent introduction of its complete..
£145.60
Ex Tax: £121.33
Horstmann HRT4B Digital Thermostat with TPI   TPI energy saving software (adjustable ..
£32.11
Ex Tax: £26.76
NEW Horstmann HRT4ZW Digital Thermostat with TPI   HRT4-ZW - Wireless Z-Wave electron..
£69.77
Ex Tax: £58.14
HTT4: Tamperproof Room ThermostatA tamperproof room thermostat for use in public areas or other situ..
£23.64
Ex Tax: £19.70
H425 Tiara The Tiara has all the programme capability and features of the 425 Diadem but without ..
£49.60
Ex Tax: £41.33
NEW WHITE COLOUR - STILL DIRECTLY REPLACES OLDER GREY UNITS USING EXISTING BACK BOX A proven reli..
From £62.62
Ex Tax: £52.18
Control Centre: - Can be placed anywhere in the home to detect and control the temperature of an are..
£53.99
Ex Tax: £44.99
Replacement actuator for Z222 and Z222XL motorised valve. NOT suitable for other models of Horstm..
£43.19
Ex Tax: £35.99
Replacement actuator for Z322 and Z322XL motorised valve. NOT suitable for other models of Horstm..
£49.80
Ex Tax: £41.50
ZonePlus Z series motorised valves - now completely upgraded. Combine proven electronic controls ..
£48.84
Ex Tax: £40.70
ZonePlus Z series motorised valves - now completely upgraded. Combine proven electronic controls ..
£67.70
Ex Tax: £56.42
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Heating Controls Online is rated 4.90 stars by Reviews.co.uk based on 2104 merchant reviews

4.90 / 5 Rating
2104 Reviews
The Siemons central heating and hot water controler was a direct replacemnt for an old unit,it arrived quickly and did what it said on the tin a direct replacement,that took 1/2 an hour to change. great job 1
Prompt response to order and speedy delivery.
Easy to place order and very good delivery arriving on stated day.