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Categories
Manufacturers
- ACL Drayton (Invensys)
- Adey
- Antares
- Biworld
- Caleffi
- Campini Corel
- Cotherm
- Danfoss Randall
- Delta Dore
- Do Heating
- Emmeti
- EPH
- ESI
- Fernox
- Giacomini
- Grasslin
- Grundfos
- Herz Valves
- Honeywell
- Horstmann
- Ivar
- Neomitis
- Nest
- Optimum
- Other
- Owl
- Pegler
- Potterton Myson
- Reliance Water Controls
- Salus
- SBK
- Scalemaster
- Seitron
- Sentinel
- Siemens (Landis & Staefa/Gyr)
- Sunvic (Satchwell)
- Thermowatt
- Tower
- Watts Electronics
- Wilo
Express delivery for Tuesday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands
1pm for Europe
Express delivery for Tuesday Available Until 4pm Tomorrow
UK Mainland Only,
3pm cut-off for Highlands and Islands
1pm for Europe
Other
1" BSP Double Male Nipple
..
£2.98
Ex Tax: £2.48
Ex Tax: £2.48
1/2" Chrome Plated Extension Piece.
Extends 30mm
Ideal when replacing radiators
..
£4.79
Ex Tax: £3.99
Ex Tax: £3.99
Pressure Relief Valve (Safety Valve) with pressure gauge 3 bar.
1/2 Inch
..
£8.98
Ex Tax: £7.48
Ex Tax: £7.48
Auto Air vent with 15mm pipe connection complete with compression fittings
..
£4.49
Ex Tax: £3.74
Ex Tax: £3.74
When making 10mm TRVs all the major manufacturers simply put a 15mm TRV together with a 15mm x 10mm ..
£0.89
Ex Tax: £0.74
Ex Tax: £0.74
When making 8mm TRVs all the major manufacturers simply put a 15mm TRV together with a 15mm x 8mm re..
£1.19
Ex Tax: £0.99
Ex Tax: £0.99
Coupler for fitting two lengths of 16x2 multi-layer fittings together.
..
£4.78
Ex Tax: £3.98
Ex Tax: £3.98
Coupler for fitting 16x2 multi-layer pipe to 1/2" BSP
..
£3.58
Ex Tax: £2.98
Ex Tax: £2.98
Coupler for fitting a length of 16x2 multi-layer to a length of 15mm copper pipe.
..
£5.99
Ex Tax: £4.99
Ex Tax: £4.99
This is high quality Multi-Layer pipe. Please do not confuse this with low-quality PEX pipe.
20m..
£51.60
Ex Tax: £43.00
Ex Tax: £43.00
Gate type pump valve. 22mm x 1.5"
..
£4.79
Ex Tax: £3.99
Ex Tax: £3.99
For fitting 15mm pipe into 22mm fittings.
..
£2.39
Ex Tax: £1.99
Ex Tax: £1.99
Gate type pump valve. 28mm x 1.5"
..
£6.59
Ex Tax: £5.49
Ex Tax: £5.49
Rounding/Chamfer tool ensures a suitable end to a pipe for fittings
..
£6.28
Ex Tax: £5.23
Ex Tax: £5.23
Wireless Programmable Thermostat Kit with RF Receiver Plug
This Wireless Programmable Thermostat ..
£48.00
Ex Tax: £40.00
Ex Tax: £40.00
Replacement 14 inch Immersion heater for Range Albion and Copperform Unvented Cylinders.
Model CE..
£40.80
Ex Tax: £34.00
Ex Tax: £34.00
Bracket for fixing pump.
Rubber cushion reduces noise from vibrations.
Suitable for 22mm or 28mm..
£4.79
Ex Tax: £3.99
Ex Tax: £3.99
Compatible Replacement Powerhead for Honeywell V4073A motorised valves.
Complete with 1m flylead...
£38.69
Ex Tax: £32.24
Ex Tax: £32.24
Adaptor for fitting a head with a M30x1.5mm thread to a Conic (M28x1.5) TRV body.
..
£13.19
Ex Tax: £10.99
Ex Tax: £10.99
Adaptor for fitting a head with a M30x1.5mm thread to a Danfoss RA (17mm neck) TRV body.
Sui..
£11.40
Ex Tax: £9.50
Ex Tax: £9.50
Adaptor for fitting a head with a M30x1.5mm thread to a Danfoss RAVL (26mm neck) TRV body. Suitable..
£11.40
Ex Tax: £9.50
Ex Tax: £9.50
Double Male Nipple for use with Eurocone fittings (see related tab)
..
£1.58
Ex Tax: £1.32
Ex Tax: £1.32
Replacement thermostatic insert for FAR manifolds.
..
£11.99
Ex Tax: £9.99
Ex Tax: £9.99
The R24 Filling Loop comprises a DZR combined double check valve and isolating valve with flexible h..
£7.19
Ex Tax: £5.99
Ex Tax: £5.99
Suitable for supplying mains water to closed circuit heating systems.
Comprises of a DZR double c..
£5.99
Ex Tax: £4.99
Ex Tax: £4.99
Fixing Kit for fitting a Expansion Vessel up to 24 Litre to a wall
..
£15.41
Ex Tax: £12.84
Ex Tax: £12.84
Adaptor for fitting a head with a M30x1.5mm thread to a Giacomini TRV body.
Suitable for:
Honeyw..
£14.38
Ex Tax: £11.98
Ex Tax: £11.98
Fibre Immersion Heater Gasket
For 2 1/4" immersion heaters only
..
£1.20
Ex Tax: £1.00
Ex Tax: £1.00
IP67 Bathroom Sensor.
Can be used with the TP-One or TP7001 to control the heating..
£35.10
Ex Tax: £29.25
Ex Tax: £29.25
A Pair of Chrome Plated Cross-Top radiator Valves
Compliments any designer radiator. Brilliant Ch..
£16.97 £11.99
Ex Tax: £9.99
Ex Tax: £9.99
* High flow rates - suitable for systems up to 200 sqm.
* Superb temperature control.
* Quick reac..
£47.99
Ex Tax: £39.99
Ex Tax: £39.99
Adaptor for fitting a head with a M30x1.5mm thread to a MMA(M28x1.5) TRV body. Also suitable f..
£12.00
Ex Tax: £10.00
Ex Tax: £10.00
Adaptor for fitting a head with a M30x1.5mm thread to a Orkli, Concerto or Wessex (M28x1.0..
£13.19
Ex Tax: £10.99
Ex Tax: £10.99
Adaptor for fitting a Drayton Wiser head Pegler or Regis TRV body.
..
£14.40
Ex Tax: £12.00
Ex Tax: £12.00
Pipe Conduit for sleeving underfloor heating pipe up to 19mm in diameter.
50m for the price of 25..
£19.64
Ex Tax: £16.37
Ex Tax: £16.37
Potable Water Shock Arrestor
Mini expansion vessel to reduce water hammer.
0.16 Lt capacity..
£14.39
Ex Tax: £11.99
Ex Tax: £11.99
Proportional thermal actuator 0-10V
0-10V DC
24V AC
Normally Closed
M30x1.5 Thread
..
£49.08
Ex Tax: £40.90
Ex Tax: £40.90
Pump extension for replacing a 180mm pump with a modern 130mm pump.
..
£7.20
Ex Tax: £6.00
Ex Tax: £6.00
Spanner for removing radiator tails and bleed valves
Fits 3/8" and 10mm square section radiator v..
£5.98
Ex Tax: £4.98
Ex Tax: £4.98
Replacement Battery for Danfoss Randall MK8 series including:
811, 851, 852, 841, 842
Please che..
£8.96
Ex Tax: £7.47
Ex Tax: £7.47
Replacement Battery for Honeywell ST699B programmers.
Please check your programmers battery is re..
£10.16
Ex Tax: £8.47
Ex Tax: £8.47
Replacement lockshield cap.
Fits most domestic lockshields.
Will not operate valve.
..
£2.40
Ex Tax: £2.00
Ex Tax: £2.00
Single Gang Pressed Steel Box
35mm Deep
Complies with BS4662
Ideal for flush mounting of:
..
£1.54
Ex Tax: £1.28
Ex Tax: £1.28
Single Gang Surface Mounted Patress Box
45mm Deep
Ideal for use with:
Horstmann E15 Boost Tim..
£2.54
Ex Tax: £2.12
Ex Tax: £2.12
An easy upgrade to add an internet controlled wireless programmable thermostat to many combi boilers..
£113.99
Ex Tax: £94.99
Ex Tax: £94.99
Power Relay (contactor)
Ideal for use with heating systems. For example:
Changing a SMC pro..
£10.37
Ex Tax: £8.64
Ex Tax: £8.64
M30x1.5 Thread.
Suitable for use with:
Honeywell HR80 CM Zone radiator controllers.
Pe..
£10.27
Ex Tax: £8.56
Ex Tax: £8.56
900mm. Long Life
Compatible with: All Major Appliances.
..
£4.56
Ex Tax: £3.80
Ex Tax: £3.80
Plug in thermostat.
Ideal for electric radiators
Standard 13amp 3-pin plug
5°C t..
£28.80
Ex Tax: £24.00
Ex Tax: £24.00
900mm Thermocouple with Interruptor for use with Thorn (Myson) Apollo and Fanfare Boilers.Can be us..
£6.00
Ex Tax: £5.00
Ex Tax: £5.00
Heating Controls Online is rated 4.90 stars by Reviews.co.uk based on 2739 merchant reviews
Great service very fast got exactly what I wanted .
Thank you very much I'll definitely be coming back.
Competitive price. Fast delivery. 2nd time returning customer.
We ordered a compatible central heating controller to replace ours which was over 20 years old. It arrived when promised and works perfectly.