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Sunvic (previously Satchwell) SM5203 2 Port Actuator (5 Wire) For use with body type EML or ML or D..
£62.71
Ex Tax: £52.26
The L641 is a range of thermostats designed for surface mounting on domestic hot water cylinders ..
£22.61
Ex Tax: £18.84
The HTS3 cylinder thermostat controls the domestic hot water temperature to suit your lifestyle and ..
£15.65
Ex Tax: £13.04
The Matchmaster is a high quality domestic radiator valve. Features: • Maximum operating pressur..
£9.76
Ex Tax: £8.13
2 Port 22mm Valve. Part No. 087N659700 Direct replacement for: Landis & Gyr LL8222  ..
£19.48
Ex Tax: £16.23
ZA6/779-2 (Zone Valve) 28mm 2 port Drayton motorised valves now feature removable actuators which..
£79.39
Ex Tax: £66.16
Based on 1 reviews.
* Removable replaceable head. * 3 Port 22mm Mid-Position * Replaceable Motor * Wedge Type Actuato..
£62.40
Ex Tax: £52.00
Scalemaster SM3 for pre-commissioning NEW central heating systems by flushing out and purging flux g..
£7.20
Ex Tax: £6.00
7" Safety Thermostat The VKL 3000 Series Rod Thermostat is a conventional Rod Control Thermostat ..
£8.95
Ex Tax: £7.46
22mm 2-Port valve body. For use with ZA5 or ZA6 actuators. Drayton part number 27600  ..
£14.39
Ex Tax: £11.99
A ruthlessly efficient way to eliminate the build-up of magnetite sludge X400 is the quick and easy..
£15.58
Ex Tax: £12.98
1 x TP9000 Programmable Thermostat with HW Control 1 x HS3 3 Port Mid-Position Valve 1 x ATC Cylin..
£125.21
Ex Tax: £104.34
The Sunvic TLX9000 Series is a range of electromechanical room thermostats. Robust in construction y..
£11.81
Ex Tax: £9.84
- Used to control water temperature in the hot water cylinder - Secure immersion sensing The ITC..
£34.69
Ex Tax: £28.91
The RF2 Pack Two from Honeywell includes a two channel programmer with a DT92E wireless thermostat. ..
£151.74
Ex Tax: £126.45
Full Flow Ball Valve for use with Monoblocco Fittings. Ideal for connecting underfloor heating pi..
£20.99
Ex Tax: £17.49
Honeywell BDR91 Wireless receiver. For use with: CM Zone CMT927 Y6630D and other wireless dev..
£90.17 £59.99
Ex Tax: £49.99
Auto Air vent with 1/2" pipe connection Zytel Plastic constructed to stop dirty water contaminati..
£5.33
Ex Tax: £4.44
HTT4: Tamperproof Room ThermostatA tamperproof room thermostat for use in public areas or other situ..
£24.23
Ex Tax: £20.19
Single insulating panel in expanded polystyrene with surface bosses and cylindrical edges clad in a ..
£11.82
Ex Tax: £9.85
Plug in thermostat.   Ideal for electric radiators Standard 13amp 3-pin plug 5°C t..
£28.80
Ex Tax: £24.00
Rounding/Chamfer tool ensures a suitable end to a pipe for fittings ..
£6.28
Ex Tax: £5.23
TRV4 White is a new colour variant that has been added to the range to offer a neutral finish suitab..
£22.00
Ex Tax: £18.33
Coupler for fitting 16x2 multi-layer pipe to 1/2" BSP ..
£3.58
Ex Tax: £2.98
* VTL200-15A * Complete with Lockshield * Reversable Flow * 15mm Angled * Honeywell branding ..
£20.94
Ex Tax: £17.45
Replacement manual control knob for Giacomini manifolds. ..
£2.52
Ex Tax: £2.10
Sunvic (previously Satchwell) DM5601 3 Port Actuator Mid-PositionFor use with valve body type MKMot..
£93.00
Ex Tax: £77.50
Replaces obsolete ST6100A1001 The ST9100A is a 24 Hour single channel timeswitch that gives great..
£53.69
Ex Tax: £44.74
If independent timing of each channel is required linked to easy setting LP241 meets this criteria. ..
£39.48
Ex Tax: £32.90
A stylish electro-mechanical room thermostat for use on 240V systems * RMT-230. * Large easy to ..
£15.72
Ex Tax: £13.10
2 Port Valve. 15mm or 1/2" Part No. 087N659600         &n..
£24.62
Ex Tax: £20.52
As part of the commitment to service Danfoss Randall produce a range of Built-In and Remote Sensors ..
£22.28
Ex Tax: £18.57
28mm 3 way body for use with HSA3/HSA3D actuator.   ..
£66.62
Ex Tax: £55.52
Scalemaster SM4 frees EXISTING systems from black oxide corrosion products restoring circulation and..
£9.60
Ex Tax: £8.00
The Danfoss Randall 23-way WC4/B Wiring Centre suitied to most popular heating/hot water systems pro..
£11.93
Ex Tax: £9.94
28mm 2-Port valve body. For use with ZA5 or ZA6 actuators. Drayton part number 27601 ..
£47.99
Ex Tax: £39.99
The Myson Powerextra motorised valve has been designed with complete reliability and compatibility i..
£57.12
Ex Tax: £47.60
Chrome Lockshield - Straight with 8/10/15mm fittings. This the the same lockshield that is used in ..
£14.98
Ex Tax: £12.48
15mm Angle For use with any of the following sensors:   RA2000 Sensor (including RA..
£13.06
Ex Tax: £10.88
22mm Priority Valve (3-Wire) Drayton motorised valves feature removable actuators which simplify ..
£95.22
Ex Tax: £79.35
The RF2 Pack Three from Honeywell includes a two channel programmer with a DT92E wireless thermostat..
£239.99
Ex Tax: £199.99
Power Relay (contactor) Ideal for use with heating systems. For example: Changing a SMC pro..
£10.37
Ex Tax: £8.64
Horstmann HRT4B Digital Thermostat with TPI   TPI energy saving software (adjustable ..
£32.92
Ex Tax: £27.43
Immersion Thermostat with 1/2" BSP Pocket. ​​Adjustment range: 0-90°C Maximum temperature: 90°C ..
£26.86
Ex Tax: £22.38
Sentinel X800 Jetflo Ultimate Cleaner is a heavy duty cleaning formulation designed to remove corros..
£14.38
Ex Tax: £11.98
Tybox 827 W RF programmer controls automatically during the day: - The heating current mode accordi..
£142.80
Ex Tax: £119.00
1" BSP Double Male Nipple ..
£2.98
Ex Tax: £2.48
Honeywell BDR91T Wireless Boiler Control. For use with Honeywell RF2 Sundial Packs only Model:..
£100.94
Ex Tax: £84.12
* VT200-15A * Reversable Flow * 15mm Angled * Honeywell branding * Lockshield not included Op..
£16.70
Ex Tax: £13.92
Replacement 11 inch Immersion heater for Megaflow Mk1 Cylinders Replaces Heatrae Sadia Mega ..
£53.59
Ex Tax: £44.66
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Heating Controls Online is rated 4.90 stars by Reviews.co.uk based on 2714 merchant reviews

4.90 / 5 Rating
2714 Reviews
well priced and great next day delivery - think they upgraded for free as mentioned I needed in the morning - will defo use again
Very good service - came next day and so easy to fit
We has a prompt service and the product arrived within a short time and it was in good package.