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Categories
Manufacturers
- ACL Drayton (Invensys)
- Adey
- Antares
- Biworld
- Caleffi
- Campini Corel
- Cotherm
- Danfoss Randall
- Delta Dore
- Do Heating
- Emmeti
- ESI
- Fernox
- Giacomini
- Grasslin (Tower)
- Grundfos
- Herz Valves
- Honeywell
- Horstmann
- Ivar
- Other
- Owl
- Pegler
- Potterton Myson
- Reliance Water Controls
- Salus
- SBK
- Scalemaster
- Seitron
- Sentinel
- Siemens (Landis & Staefa/Gyr)
- Sunvic (Satchwell)
- Thermowatt
- Watts Electronics
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
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
Pack of 10x Super Universal Thermocouples
900mm. Long Life
Compatible with: All Major Appliance..
£37.20
Ex Tax: £31.00
Ex Tax: £31.00
Pack of 10 x Universal Thermocouples
900mm. Long Life.
Compatible with: Honeywell Q303 Q305 Q30..
£24.00
Ex Tax: £20.00
Ex Tax: £20.00
Auto Air vent with 15mm pipe connection complete with compression fittings
..
£4.49
Ex Tax: £3.74
Ex Tax: £3.74
Coupler for fitting two lengths of 16x2 multi-layer fittings together...
£3.58
Ex Tax: £2.98
Ex Tax: £2.98
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.
..
£3.58
Ex Tax: £2.98
Ex Tax: £2.98
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"
..
£3.79
Ex Tax: £3.16
Ex Tax: £3.16
For fitting 15mm pipe into 22mm fittings.
..
£2.39
Ex Tax: £1.99
Ex Tax: £1.99
This is high quality Multi-Layer pipe. Please do not confuse this with low-quality PEX pipe.
&nb..
£77.99
Ex Tax: £64.99
Ex Tax: £64.99
Gate type pump valve. 28mm x 1.5"
..
£4.97
Ex Tax: £4.14
Ex Tax: £4.14
Rounding/Chamfer tool ensures a suitable end to a pipe for fittings
..
£6.28
Ex Tax: £5.23
Ex Tax: £5.23
1Kg polyphosphate refill for Minidos anti-limescale dosing device.
1kg is enough to last an avera..
£23.98
Ex Tax: £19.98
Ex Tax: £19.98
Automatically top up system pressure
Complete with Pressure Gauge, backflow prevention and stra..
£32.20
Ex Tax: £26.83
Ex Tax: £26.83
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..
£4.12
Ex Tax: £3.43
Ex Tax: £3.43
Compatible Replacement Powerhead for Honeywell V4073A motorised valves.Complete with 1m flylead. Eq..
£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.
..
£10.79
Ex Tax: £8.99
Ex Tax: £8.99
Replacement backup battery for Randall 922 and 911.
..
£8.96
Ex Tax: £7.47
Ex Tax: £7.47
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..
£5.99
Ex Tax: £4.99
Ex Tax: £4.99
Suitable for supplying mains water to closed circuit heating systems.
Comprises of a DZR double c..
£4.78 £3.59
Ex Tax: £2.99
Ex Tax: £2.99
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
..
£14.40
Ex Tax: £12.00
Ex Tax: £12.00
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
11" Immersion Heater for Heatrae Sadia Megaflo (old style)
Replaces immersion heaters with white ..
£97.19
Ex Tax: £80.99
Ex Tax: £80.99
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 TP5000A Si or TP7001 to control the hea..
£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
The Minidos is the only and most effective proportionate volumetric anti scale pump available to pro..
£87.59
Ex Tax: £72.99
Ex Tax: £72.99
* High flow rates
* Superb temperature control.
* Quick reaction to supply temperature changes.
*..
£59.99
Ex Tax: £49.99
Ex Tax: £49.99
* 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.
Suitable for:
Hon..
£12.00
Ex Tax: £10.00
Ex Tax: £10.00
• Large backlit display
• For heating or cooling
• 4 adjustable temperature levels
• 24 hour 5/2 ..
£86.00
Ex Tax: £71.67
Ex Tax: £71.67
Adaptor for fitting a head with a M30x1.5mm thread to a Orkli (M28x1.0) TRV body.
Suita..
£13.19
Ex Tax: £10.99
Ex Tax: £10.99
Pipe Conduit for sleeving underfloor heating pipe up to 19mm in diameter.
50m for the price of 25..
£18.89
Ex Tax: £15.74
Ex Tax: £15.74
Potable Water Shock Arrestor
Mini expansion vessel to reduce water hammer.
0.16 Lt capacity..
£16.78
Ex Tax: £13.98
Ex Tax: £13.98
Proportional thermal actuator 0-10V
0-10V DC
24V AC
Normally Closed
M30x1.5 Thread
..
£47.20
Ex Tax: £39.33
Ex Tax: £39.33
Pump extension for replacing a 180mm pump with a modern 130mm pump.
..
£6.00
Ex Tax: £5.00
Ex Tax: £5.00
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..
£8.96
Ex Tax: £7.47
Ex Tax: £7.47
Replacement Battery for the following Landis & Gyr Programmers and Timeswitches:
RWB100
RWB152..
£8.42
Ex Tax: £7.02
Ex Tax: £7.02
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
Heating Controls Online is rated 4.90 stars by Reviews.co.uk based on 2104 merchant 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.