The largest choice of DIY products

Need help?

Central heating equipment

Categories

Filter

Filter

Price (£) Reset

This value is not valid.

Brands Reset

  • DIFF
  • AUTRES
  • RIELLO
  • ZILMET
  • BAXI
  • FERROLI
  • ATLANTIC
  • DE DIETRICH
  • DRAPER
  • CHAFFOTEAUX
  • SAUNIER DUVAL
  • RELIANCE
  • ELM LEBLANC
  • VAILLANT
  • SUNTEC
  • ACV
  • INDESIT
  • SIEMENS
  • ARISTON
  • IDEAL
  • FINDER
  • FRISQUET
  • ROCA BAXI
  • GEMINOX
  • DANFOSS
  • BEMATIK
  • RELIANCE WATER CONTROLS
  • BRAHMA
  • PLUMBING4HOME.COM
  • RESIDEO
  • VOKERA
  • WILTEC
  • IMI HYDRONIC
  • SENTINEL
  • SIME
  • LINDAPTER
  • ASUPERMALL
  • HEATRAE SADIA
  • ENER-J
  • LABFACILITY
  • ELECTROLUX
  • BALTUR
  • BENTONE AHR
  • GALAXAIR
  • ALTECNIC
  • BIASI
  • JOHN GUEST SPEEDFIT
  • RBM
  • ALBION
  • ECEE
  • GRUNDFOS OEM
  • RELPOL
  • CAL-PRO
  • RANGE
  • WATTS
  • WILO
  • AOSMITH
  • KEMET
  • OTTONE
  • BROTJE
  • EXTRAVAREM
  • OVENTROP
  • SALMSON
  • SALUS
  • WIMA
  • BOSCH
  • COFI
  • COSMOGAS
  • COTHERM
  • HONGFA
  • POTTERTON
  • UFIXT
  • ZAEGEL HELD
  • CHAPPEE
  • FERNOX
  • GRANDSIRE
  • TITAN PLASTECH
  • ZORO SELECT
  • BARBERI
  • OLYMP
  • SALUS CONTROL - UK
  • SANTON
  • VISHAY
  • AFRISO
  • DEVANTECH
  • KINGSPAN
  • RENDAMAX
  • RM CYLINDERS
  • TELFORD COPPER CYLINDERS
  • DELTA
  • FERRO
  • HOTPOINT ARISTON
  • INVENA
  • KLUDI
  • LAMBORGHINI
  • OSO
  • PICKERING REED RELAYS
  • RVFM
  • STIEBEL ELTRON
  • ALTECNIC CALEFFI
  • ANDREWS
  • BARBED FITTING
  • CAMDENBOSS
  • CUENOD
  • DELTA DORE
  • DOMUSA TEKNIK
  • ERES
  • GIACOMINI
  • GOTEC
  • HONEYWELL
  • IDEAL STANDARD
  • INPRO
  • INTA
  • NEOMITIS
  • OSO HOTWATER
  • PRIMAFLOW
  • REDRING
  • VARAN MOTORS
  • WEISHAUPT
  • ZIP
  • ALTECNIC - CALEFFI
  • BANICO CONTROLS
  • BRANDT
  • CALEFFI
  • CARRIER
  • CIMM
  • COPPERFORM
  • DUNGS
  • EFEL
  • ESSENCE
  • FLAMCO
  • FRANCO BELGE
  • GAZ INDUSTRIE
  • GLEDHILL
  • GROHE
  • HEATRAE SADIA SANTON ARISTON
  • HEATRAE SADIA SANTON HEATSTORE
  • INTERCAL
  • ITAP
  • JOANNES
  • JUNKERS
  • MADAS
  • MAIN
  • MEDER
  • MUT MECCANICATOVO
  • NESTOR MARTIN
  • OERTLI
  • REZNOR
  • SEET
  • TECNOCONTROL
  • TESLA
  • VIDAXL
  • WORCESTER BOSCH
  • ACOVA
  • AIRWELL
  • ALTECNIC REFLEX
  • AM TECH
  • ANSTOSS
  • APEN GROUP
  • AUER
  • B/S
  • BANICO
  • BAXI INTERPART
  • BOSCH - SIEMENS
  • CAME
  • CANNON
  • CHARNWOOD
  • CHAROT
  • CHRISTOW
  • CK CLASSIC
  • CODICE
  • CROSSLEE
  • CT1
  • DEVILLE
  • DUNLOP BTL
  • DYSON
  • E-B
  • E.R.E REGULATION
  • EBERLE
  • ELCO
  • ELSTER
  • EMMETI
  • ESSENTIALS
  • FIREBIRD
  • FIRMAHOLD
  • FLATVAREM
  • FOREVER
  • GLOW WORM
  • GOSHE
  • GRUNDFOS
  • GRUNDFOS WATERMILL
  • HANSA
  • HEATRAE SADIA MEGAFLO
  • HEATSTORE SANTON
  • HOFAMAT
  • HOOVER
  • HUBACONTROL
  • HYCO
  • HYCO MANUFACTURING
  • INTERVAREM
  • IRWIN
  • JAEGER
  • KARCHER
  • KENNEDY
  • KIMO
  • KINGSPAN RANGE
  • KORTING
  • LOGIT
  • MENEGHETTI
  • METABO
  • MINISUN
  • MONARCH
  • PANASONIC
  • PLUMBARENA
  • PLUMBOB
  • R
  • RAINSMART
  • RANCO
  • REFLEX
  • ROCKLER
  • ROLSON
  • SATYX
  • SCALEMASTER
  • SCHNEIDER ELECTRIC
  • SEEED STUDIO
  • SIAMP
  • SILVERLINE
  • SPX
  • STUART TURNER
  • TECTAKE
  • TELFORD COPPER & STAINLESS CYLINDERS
  • TRIANCO
  • TéLéMéCANIQUE
  • UBBINK
  • UNICAL
  • VAILLANT ZILMET
  • VAREM
  • VIESSMANN
  • ZAMEL

Delivery Reset

  • Free delivery
  • Next day delivery

Sellers Reset

  • Expertbynet
  • Plumb Arena
  • Unvented Components Europe
  • Sparesweb
  • Primus Online
  • Toolriffic
  • Rapid Electronics
  • YourSpares
  • Plumbing4Home
  • Cablematic
  • WilTec
  • Fabory
  • JT Pickfords Limited
  • A Super Mall
  • Plumb 2 U
  • ENER-J
  • Zoro Tools
  • Top Tools Direct
  • VP Sanitary
  • Plumbworld
  • Professional Building Supplies
  • BCIE
  • Big Bathroom Shop
  • Heater Shop
  • vidaXL
  • BPR Trading
  • Charnwood Machinery
  • DIY Zone
  • EMelettrico
  • SGS Engineering
  • This is it Stores
  • Trading Depot
  • UK Planet Tools
  • Value Lights
  • tectake
More than 500 products
BEST SELLERS
Heatrae Sadia 95605869/95605021 Cold Water Combination Valve Multibloc (Megaflo/Megaflow)
Heatrae Sadia 95605869/95605021 Cold Water Combination Valve Multibloc (Megaflo/Megaflow)
Full star Full star Full star Full star Half star (6)
  • Free delivery (postcode specific)

£144.65

£59.65
- 58 %
Christow Water Filled LED Snowman Lantern
Christow Water Filled LED Snowman Lantern
Full star Full star Full star Full star Full star (4)
  •  

£19.99

£9.99
- 50 %
Vaillant - Ecotec Expansion Vessel 181051 & PRV 178985 (Original)
VAILLANT
Vaillant - Ecotec Expansion Vessel 181051 & PRV 178985 (Original)
Full star Full star Full star Full star Empty star (2)
  • Free delivery (postcode specific)
£48.99
12 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
12 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
  • Free delivery (postcode specific)

£62.33

£39.00
- 37 %
Varan Motors - NEEP-03-2 12V DIESEL TRANSFER PUMP OIL PUMP 150W 40L/MIN AUTOMATIC PISTOL PORTABLE
VARAN MOTORS
Varan Motors - NEEP-03-2 12V DIESEL TRANSFER PUMP OIL PUMP 150W 40L/MIN AUTOMATIC PISTOL PORTABLE
Full star Full star Full star Full star Full star (2)
  •  

£209.00

£101.65
- 51 %
Hrale Stainless Steel Heat Exchanger 20 Plates max. 44 kW Plate Heat Exchanger
WILTEC
Hrale Stainless Steel Heat Exchanger 20 Plates max. 44 kW Plate Heat Exchanger
Full star Full star Full star Full star Half star (4)
  •  
£36.75
Hrale Stainless Steel Heat Exchanger 10 Plates max. 22 kW Plate Heat Exchanger
WILTEC
Hrale Stainless Steel Heat Exchanger 10 Plates max. 22 kW Plate Heat Exchanger
Full star Full star Full star Full star Half star (10)
  •  
£20.22
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-12-10
WILTEC
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-12-10
Full star Full star Full star Full star Full star (1)
  •  
£14.63
Heatrae Sadia - Cold Water Combination Valve 95605869 95605021 95605871
Heatrae Sadia - Cold Water Combination Valve 95605869 95605021 95605871
Full star Full star Full star Full star Empty star (1)
  • Free delivery (postcode specific)
£59.50
Reliance Water Controls 6 Bar 3/4" Core Unit Pressure Relief Expansion Valve
Reliance Water Controls 6 Bar 3/4" Core Unit Pressure Relief Expansion Valve
  • Free delivery (postcode specific)

£93.42

£55.00
- 41 %
Reliance - Aquasystem ARB18 Litre Potable Expansion Vessel C/W Bracket XVES050055
Reliance - Aquasystem ARB18 Litre Potable Expansion Vessel C/W Bracket XVES050055
  • Free delivery (postcode specific)
£32.52
Expansion Vessel Hose 1 Metre Length 3/4" Male x Female
Expansion Vessel Hose 1 Metre Length 3/4" Male x Female
Full star Full star Full star Full star Full star (1)
  • Free delivery (postcode specific)

£20.28

£12.99
- 35 %
Outside temperature sensor QAC22 - SIEMENS : QAC22
SIEMENS
Outside temperature sensor QAC22 - SIEMENS : QAC22
Full star Full star Full star Full star Full star (1)
  •  
£37.75
Heatrae Sadia Spare 95605893 Megaflo Eco Pressure Relief Valve
Heatrae Sadia Spare 95605893 Megaflo Eco Pressure Relief Valve
  • Free delivery (postcode specific)

£44.80

£33.99
- 24 %
Cold Water Combination Valve - Alternative to: Heatrae Sadia Megaflo 95605021 95605029
Cold Water Combination Valve - Alternative to: Heatrae Sadia Megaflo 95605021 95605029
  • Free delivery (postcode specific)
£77.40
25 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
25 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
  • Free delivery (postcode specific)

£76.01

£48.00
- 36 %
Sentinel turbidity test - SENTINEL : 904000
Sentinel turbidity test - SENTINEL : 904000
  •  
£15.20
MANOMETER ACCESSORIES - Red liquid bottle AWS 10 (density 0,87) - KIMO : 10048
MANOMETER ACCESSORIES - Red liquid bottle AWS 10 (density 0,87) - KIMO : 10048
  •  
£24.66
Titan Plastech Spare UVEXPANSION12 12 Litre Potable Expansion Vessel
Titan Plastech Spare UVEXPANSION12 12 Litre Potable Expansion Vessel
  • Free delivery (postcode specific)

£75.31

£35.55
- 52 %
Reliance - 3 Bar Reducing 6 Bar Relief Inlet Control Multibloc ValveCWIC355030
Reliance - 3 Bar Reducing 6 Bar Relief Inlet Control Multibloc ValveCWIC355030
  • Free delivery (postcode specific)
£99.28
Miniluft flow 47l/mn 3/8? - RBM : 28280300
RBM
Miniluft flow 47l/mn 3/8? - RBM : 28280300
  •  
£13.03
Kit high voltage thread pvc
Kit high voltage thread pvc
  •  
£22.20
Pressure temperature gauge 6525793 - ACV : 54441008
Pressure temperature gauge 6525793 - ACV : 54441008
  • Free delivery (postcode specific)
£74.16
Expansion vessel 12l - RIELLO : 4051012
RIELLO
Expansion vessel 12l - RIELLO : 4051012
  • Free delivery (postcode specific)
£74.10
Chime for Video Door Bell compatible with SHA5289
Chime for Video Door Bell compatible with SHA5289
  • Free delivery (postcode specific)

£21.00

£13.00
- 38 %
Heat exchanger 12 plates - SAUNIER DUVAL : S1016600
SAUNIER DUVAL
Heat exchanger 12 plates - SAUNIER DUVAL : S1016600
  • Free delivery (postcode specific)
£84.17
Probe SC31 QAC31/101 - DIFF for Frisquet : 440356
Probe SC31 QAC31/101 - DIFF for Frisquet : 440356
  •  
£38.72
High voltage cable 700mm terminals 2.8X0.5 and Ø4
High voltage cable 700mm terminals 2.8X0.5 and Ø4
  •  

£4.20

£3.56
- 15 %
24 Litre Aquasystems ARB24 Expansion Vessel Potable 3 Bar with Integral Bracket
24 Litre Aquasystems ARB24 Expansion Vessel Potable 3 Bar with Integral Bracket
Full star Full star Full star Full star Half star (9)
  • Free delivery (postcode specific)

£70.32

£38.99
- 44 %
Gledhill Brawa Mixing Valve XC007
Gledhill Brawa Mixing Valve XC007
Full star Full star Full star Full star Full star (1)
  • Free delivery (postcode specific)

£221.26

£99.99
- 54 %
Heatrae Sadia 95605869 Cold Water Combination Valve Multibloc (Megaflo/Megaflow)
Heatrae Sadia 95605869 Cold Water Combination Valve Multibloc (Megaflo/Megaflow)
Full star Full star Full star Full star Full star (2)
  • Free delivery (postcode specific)

£184.34

£95.40
- 48 %
Hrale Stainless Steel Heat Exchanger 50 Plates max. 90 kW Plate Heat Exchanger
WILTEC
Hrale Stainless Steel Heat Exchanger 50 Plates max. 90 kW Plate Heat Exchanger
Full star Full star Full star Full star Half star (5)
  •  
£61.64
Hrale Stainless Steel Heat Exchanger 30 Plates max. 66 kW Plate Heat Exchanger
WILTEC
Hrale Stainless Steel Heat Exchanger 30 Plates max. 66 kW Plate Heat Exchanger
Full star Full star Full star Full star Half star (16)
  •  
£45.02
Vaillant - Ecotec Expansion Vessel 181051 (All Models)
Vaillant - Ecotec Expansion Vessel 181051 (All Models)
  • Free delivery (postcode specific)
£39.00
Hrale Stainless Steel Heat Exchanger 20 Plates max. 115 kW Plate Heat Exchanger
WILTEC
Hrale Stainless Steel Heat Exchanger 20 Plates max. 115 kW Plate Heat Exchanger
Full star Full star Full star Full star Full star (1)
  •  
£131.92
Reliance - 10 Bar TPR15 Pressure and Temperature Relief Valve 90-95 ?C
Reliance - 10 Bar TPR15 Pressure and Temperature Relief Valve 90-95 ?C
Full star Full star Full star Full star Full star (1)
  • Free delivery (postcode specific)

£32.31

£28.93
- 10 %
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-32-30
WILTEC
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-32-30
Full star Full star Full star Full star Full star (1)
  •  
£34.68
Altecnic - Caleffi 22mm 2/3 Bar Multibloc Inlet Control Valve 2 Piece 535003CST
Altecnic - Caleffi 22mm 2/3 Bar Multibloc Inlet Control Valve 2 Piece 535003CST
Full star Full star Full star Full star Full star (1)
  • Free delivery (postcode specific)
£113.00
Ignition flame sensing electrode lead - DE DIETRICH : S62743
DE DIETRICH
Ignition flame sensing electrode lead - DE DIETRICH : S62743
Full star Full star Full star Full star Full star (1)
  •  
£22.15
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-12-30
WILTEC
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-12-30
Full star Full star Full star Full star Full star (1)
  •  
£19.55
Fire extinguisher for chimney fires
Fire extinguisher for chimney fires
Full star Full star Full star Empty star Empty star (1)
  •  

£21.66

£18.41
- 15 %
18 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
18 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
Full star Full star Full star Full star Full star (1)
  • Free delivery (postcode specific)

£70.39

£44.00
- 37 %
Caleffi - 6 Bar Pressure Relief Valve 3/4 Loose Nut to 1/2 BSP 311501
CALEFFI
Caleffi - 6 Bar Pressure Relief Valve 3/4 Loose Nut to 1/2 BSP 311501
  • Free delivery (postcode specific)

£34.68

£21.35
- 38 %
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-12-20
WILTEC
Hrale Insulating Jacket for stainless steel plate heat exchanger B3-12-20
Full star Empty star Empty star Empty star Empty star (1)
  •  
£17.54
Pump RS 15/6-3C - ACV : 557A4014
Pump RS 15/6-3C - ACV : 557A4014
  • Free delivery (postcode specific)
£287.66
Vaillant Spare 28-5859 Sacrificial Anode
VAILLANT
Vaillant Spare 28-5859 Sacrificial Anode
  • Free delivery (postcode specific)

£29.94

£24.00
- 19 %
Heatrae Sadia - Megaflo Cold Water Combination Valve 95605817
Heatrae Sadia - Megaflo Cold Water Combination Valve 95605817
Full star Full star Full star Full star Full star (2)
  • Free delivery (postcode specific)

£90.96

£87.80
- 3 %
Reliance - Aquasystem 24 Litre Potable Expansion Vessel C/W Bracket XVES050065
Reliance - Aquasystem 24 Litre Potable Expansion Vessel C/W Bracket XVES050065
  • Free delivery (postcode specific)
£35.81
Control box RIELLO gas - RIELLO : 3001138
RIELLO
Control box RIELLO gas - RIELLO : 3001138
  • Free delivery (postcode specific)
£252.70
Anode 3/4""- ø 22mm length 600
Anode 3/4""- ø 22mm length 600
Full star Full star Full star Full star Full star (2)
  •  
£25.16
15x22mm Straight Plastic Tundish
15x22mm Straight Plastic Tundish
  • Free delivery (postcode specific)
£17.76
Reliance Blue Pressure Relief Valve Cartridge

5 models

Reliance Blue Pressure Relief Valve Cartridge
Full star Full star Full star Full star Full star (1)
  • Free delivery (postcode specific)

£22.80

£18.50
- 18 %
Ball valve for wastewater in motorhomes and caravans DC 5 V
WILTEC
Ball valve for wastewater in motorhomes and caravans DC 5 V
  •  
£65.68
Ebi 3 52f0030/f0230:4030ebi 4 52f4030/f4230 - DANFOSS : 052F0030/4230
DANFOSS
Ebi 3 52f0030/f0230:4030ebi 4 52f4030/f4230 - DANFOSS : 052F0030/4230
Full star Full star Full star Full star Half star (7)
  • Free delivery (postcode specific)
£52.99
5 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
5 Litre Varem Extravarem LC White Potable Water Expansion Vessel 3/4" Connection
  • Free delivery (postcode specific)

£54.17

£35.00
- 35 %
Essentials Modern Bar Valve Bottom Outlet
Essentials Modern Bar Valve Bottom Outlet
  • Free delivery (postcode specific)

£134.99

£26.99
- 80 %
Salus ERT20RF Wireless Programmable Thermostat
SALUS
Salus ERT20RF Wireless Programmable Thermostat
  • Free delivery (postcode specific)
£27.40
Heatrae Sadia Pressure Reducing Valve Cartridge
Heatrae Sadia Pressure Reducing Valve Cartridge
  • Free delivery (postcode specific)

£112.24

£69.82
- 37 %
Photoresistant and uv cell brahma fc8/r - BRAHMA : 18210025
Photoresistant and uv cell brahma fc8/r - BRAHMA : 18210025
Full star Full star Full star Full star Empty star (1)
  •  
£22.19
Santon - Cold Water Combination Valve 95605897
Santon - Cold Water Combination Valve 95605897
  • Free delivery (postcode specific)
£86.40
Zilmet - Ultra Pro 12 Litre Potable Expansion Vessel C/W Bracket 1100001220
ZILMET
Zilmet - Ultra Pro 12 Litre Potable Expansion Vessel C/W Bracket 1100001220
  • Free delivery (postcode specific)
£44.10

You are here: