Skip to content
Need Help
Screwfix Logo
Activating the button will move focus to the expanded search input field
StoresSelect a store
No items in basketCheckout
CLICK & COLLECT in as little as 1 minute
CLICK & COLLECT in as little as 1 minuteNEXT DAY DELIVERY 7 days per week935 STORES NATIONWIDE find your local storeDELIVERY IN AS LITTLE AS 20 MINUTES with Sprint
THIS WEEK'S TOP OFFERS. SHOP NOW

Enter Part Number In Search Bar Or Shop By Brand...

Worcester Bosch Boiler Spares

Worcester Bosch

Baxi Boiler Spares

Baxi

Vaillant Boiler Spares

Vaillant

Ideal Heating Boiler Spares

Ideal Heating

Glow-Worm Boiler Spares

Glow-Worm

Vokera Boiler Spares

Vokera

Viessmann Boiler Spares

Viessmann

Heatline Boiler Spares

Heatline

Enter Part Number In Search Bar Or Shop By Brand...

Worcester Bosch Boiler Spares

Worcester Bosch

Baxi Boiler Spares

Baxi

Vaillant Boiler Spares

Vaillant

Ideal Heating Boiler Spares

Ideal Heating

Glow-Worm Boiler Spares

Glow-Worm

Vokera Boiler Spares

Vokera

Viessmann Boiler Spares

Viessmann

Heatline Boiler Spares

Heatline

Results per page:

Vaillant 801700 Screw 4.2x13.5mm (469GW)

Vaillant 801700 Screw 4.2x13.5mm
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Screw 4.2x13.5mm
  • Part No: 801700
£13.92Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch T70427140600 NUT HEX. FLANGE DIN6923 M6 (640GW)

Worcester Bosch T70427140600 NUT HEX. FLANGE DIN6923 M6
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • NUT HEX. FLANGE DIN6923 M6
  • Part No: T70427140600
£10.49Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Glow-Worm 0020038076 Exchanger/Flue Gasket (368TG)

Glow-Worm 0020038076 Exchanger/Flue Gasket
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Exchanger/Flue Gasket
  • Part No: 0020038076
£15.09Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Vokera 20019767 Locking Pin 20019767 (120KG)

Vokera 20019767 Locking Pin 20019767
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Locking Pin 20019767
  • Part No: 20019767
£9.79Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch 8716118100 INSULATION BAFFLE (573GW)

Worcester Bosch 8716118100 INSULATION BAFFLE
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • INSULATION BAFFLE
  • Part No: 8716118100
£27.49Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch 87161064340 BY-PASS VALVE (716GW)

Worcester Bosch 87161064340 BY-PASS VALVE
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • BY-PASS VALVE
  • Part No: 87161064340
£18.72Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 7213614 Brass Flow Assembly (897TP)

Baxi 7213614 Brass Flow Assembly
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Brass Flow Assembly
  • Part No: 7213614
£143.35Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Ideal Heating 176589 SILICON SEAL 80MM BLUE (41.008.17.45) (487GW)

Ideal Heating 176589 SILICON SEAL 80MM BLUE (41.008.17.45)
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • SILICON SEAL 80MM BLUE (41.008.17.45)
  • Part No: 176589
£14.43Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 7798983 DHW TURBINE CARTRIDGE ASSEMBLY 12L (211JC)

Baxi 7798983 DHW TURBINE CARTRIDGE ASSEMBLY 12L
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • DHW TURBINE CARTRIDGE ASSEMBLY 12L
  • Part No: 7798983
£80.40Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Glow-Worm 0020020711 Washer (337TH)

Glow-Worm 0020020711 Washer
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Washer
  • Part No: 0020020711
£13.92Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch 87161423880 PRESSURE GAUGE 4 BAR (844GW)

Worcester Bosch 87161423880 PRESSURE GAUGE 4 BAR
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • PRESSURE GAUGE 4 BAR
  • Part No: 87161423880
£24.76Inc Vat
Delivered by our approved supplier | Find out more

Sorry, this item is currently out of stock

Glow-Worm 801688 H/E Door/Mixing Arm Gasket (433TG)

Glow-Worm 801688 H/E Door/Mixing Arm Gasket
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • H/E Door/Mixing Arm Gasket
  • Part No: 801688
£13.73Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 240388 Tank Expansion (302TP)

Baxi 240388 Tank Expansion
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Tank Expansion
  • Part No: 240388
£134.45Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch 87161068480 SCREW M5 STAINLESS (914GW)

Worcester Bosch 87161068480 SCREW M5 STAINLESS
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • SCREW M5 STAINLESS
  • Part No: 87161068480
£11.39Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch 871861508A0 VALVE GAS-AIR HOUSING (139HC)

Worcester Bosch 871861508A0 VALVE GAS-AIR HOUSING
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • VALVE GAS-AIR HOUSING
  • Part No: 871861508A0
£14.69Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 247502 FLOW SWITCH KIT - DHW (854JC)

Baxi 247502 FLOW SWITCH KIT - DHW
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • FLOW SWITCH KIT - DHW
  • Part No: 247502
£106.98Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Vaillant 0020059512 Siphon Adaptor Set (868TG)

Vaillant 0020059512 Siphon Adaptor Set
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Siphon Adaptor Set
  • Part No: 0020059512
£26.40Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Ideal Heating 173510 HE Series Ignition Lead (175TG)

Ideal Heating 173510 HE Series Ignition Lead
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • HE Series Ignition Lead
  • Part No: 173510
£24.54Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 5000534 INSULATION - SIDE (70-80) (469JC)

Baxi 5000534 INSULATION - SIDE (70-80)
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • INSULATION - SIDE (70-80)
  • Part No: 5000534
£13.88Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi P507 Burner Gasket (902TP)

Baxi P507 Burner Gasket
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Burner Gasket
  • Part No: P507
£20.07Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options
Results per page: