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Saturday Delivery Available Until 3pm Today


Siemens (Landis & Staefa/Gyr)

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Siemens RWB29 Full Programmer * Complete with new backplate * Daily 5/2 Day or 7 Day Programming..
£43.68
Ex Tax: £36.40
Based on 1 reviews.
Traditional Daily Programmer * Complete with new backplate * Two ON/OFF periods per day * 1 hour ..
£58.68
Ex Tax: £48.90
The RWB27 offers customers unique menu programming allowing settings to be made in a quick easy and ..
£45.86
Ex Tax: £38.22
* 1 channel * Daily * 2 daily on/off * 1 hour boost * Manual override * Ideal for combi boilers..
£39.98
Ex Tax: £33.32
22mm 3 Port valve body for use with DVA3 actuator only...
£13.99
Ex Tax: £11.66
* Removable replaceable head. * 3 Port 22mm Mid-Position * Replaceable Motor * Wedge Type Actuato..
£51.60
Ex Tax: £43.00
* Removable replaceable head. * 3 Port 28mm Mid-Position * Replaceable Motor * Wedge Type Actuato..
£93.62
Ex Tax: £78.02
* 22mm* De-mountable actuator (power head) * Replaceable motor * Wedge type actuator * Spring retur..
£44.57
Ex Tax: £37.14
Based on 1 reviews.
* 28mm* De-mountable actuator (power head) * Replaceable motor * Wedge type actuator * Spring retur..
£65.42
Ex Tax: £54.52
Replacement actuator for use with Siemens CZV222 motorised valves. Can also be used on CZV228 valve..
£42.02
Ex Tax: £35.02
Replacement Actuator for Siemens CMV322 or CMV328 motorised valves. Also suitable for replacement..
£51.60
Ex Tax: £43.00
Contains: 1 x CMV322 22mm 3-Port Motorised Valve 1 x RAA20 Room Thermostat 1 x RAM1 Cylinder/Pipe..
£86.71
Ex Tax: £72.26
The RAA21.. room thermostat has separate outputs for heating only and cooling only. If the room tem..
£12.23
Ex Tax: £10.19
* Bi-Metallic * 15C-90C * 15A Contacts * Ideal pipe thermostat up to 40mm * SPDT contacts * 24V..
£8.23
Ex Tax: £6.86
The RDE100.1DHW is used to control the room temperature in heating systems with independent control..
£102.00
Ex Tax: £85.00
The RDH digital thermostat combines elegant design with easy-to-use functionality. * Digital Room..
£28.61
Ex Tax: £23.84
The RDH digital thermostat combines elegant design with easy-to-use functionality. * Digital Room..
£54.59 £38.40
Ex Tax: £32.00
The RDJ digital programmable thermostat combines elegant design with easy-to-use functionality. *..
£45.01
Ex Tax: £37.51
The RDJ10RF digital programmable thermostat combines elegant design with easy-to-use functionality. ..
£68.11
Ex Tax: £56.76
Based on 1 reviews.
Replaces obsolete Landis & Gyr (Landis & Staefa) Chronogyr models REV10 REV11 REV12 REV15 RE..
£75.89
Ex Tax: £63.24
Our most reliable wireless programmable thermostat at an amazing price! Replaces obsolete REV23-R..
£119.63
Ex Tax: £99.69
Based on 3 reviews.
Large Backlit Display Simple Operation Service Interval Capable Boost and Advance Buttons ..
£48.95
Ex Tax: £40.79
Large Backlit Display Simple Operation Service Interval Capable Boost and Advance Buttons ..
£58.97
Ex Tax: £49.14
Replacement 24v actuator with adaptor for older valves. Replaces: STE71.1 (in NO position only) ..
£54.00
Ex Tax: £45.00
2 x CZV222 22mm Zone Valves 1 x RWB29 Programmer 1 x RAM1 Cylinder Thermostat 1 x RAA20 Room Ther..
£108.73
Ex Tax: £90.61
Siemens room thermostats ensure energy efficient operation and a comfortable room temperature. Th..
£45.29
Ex Tax: £37.74
Siemens room thermostats ensure energy efficient operation and a comfortable room temperature. Th..
From £48.95
Ex Tax: £40.79
The Siemens RDE-MZ6 is used with RDE100.1RF or RDD100.1RF room thermostats.  It can be configue..
£148.09
Ex Tax: £123.41
Siemens room thermostats ensure energy efficient operation and a comfortable room temperature. ..
£45.29
Ex Tax: £37.74
Siemens room thermostats ensure energy efficient operation and a comfortable room temperature. Th..
From £61.19
Ex Tax: £50.99
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Heating Controls Online is rated 4.91 stars by Reviews.co.uk based on 1753 merchant reviews

4.91 / 5 Rating
1753 Reviews
Easy to order prompt despatch and could monitor delivery. First class
Delivered on time and as described was a simple and straightforward swop. Excellent service!
Good technical information parts in stock and delivered on time. What more could you ask for