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
NEW MAY DEALS. SHOP NOW

Shop By...

Combi Boilers

Combi Boilers

System Boilers

System Boilers

Heat Only Boiler

Heat Only Boiler

Gas Boilers

Gas Boilers

Electric Boilers

Electric Boilers

Worcester Bosch Boilers

Worcester Bosch Boilers

Baxi Boilers

Baxi Boilers

Vaillant Boilers

Vaillant Boilers

Shop By...

Combi Boilers

Combi Boilers

System Boilers

System Boilers

Heat Only Boiler

Heat Only Boiler

Gas Boilers

Gas Boilers

Electric Boilers

Electric Boilers

Worcester Bosch Boilers

Worcester Bosch Boilers

Baxi Boilers

Baxi Boilers

Vaillant Boilers

Vaillant Boilers

Results per page:

Baxi 616 Heat Gas Heat Only Condensing Boiler (342HG)

Baxi 616 Heat Gas Heat Only Condensing Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 16kW
  • Aluminium Heat Exchanger
  • Top or Rear Flue Outlet
£1,178.99Inc Vat
Check stock in your local store
Fulfilment options

Baxi 619 Heat Gas Heat Only Condensing Boiler (504HG)

Baxi 619 Heat Gas Heat Only Condensing Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 19kW
  • Aluminium Heat Exchanger
  • Top or Rear Flue Outlet
Save7%
£1,253.49Inc Vat
Was £1,357.99
Check stock in your local store
Fulfilment options

Strom SBSP15C Single-Phase Electric Combi Boiler (655HR)

Strom SBSP15C Single-Phase Electric Combi Boiler
Product rating 2.7 stars out of 5
Product rating 2.7 stars out of 5
 
  • Max. Domestic Hot Water Output: 14.4kW
  • Max. Central Heating Output: 14.4kW
  • Serpentine Heating Element
£1,375.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Strom Total One 150Ltr Indirect Unvented Electric Heat Only Pre-Plumbed Boiler & Cylinder 6kW (115RT)

Strom Total One 150Ltr Indirect Unvented Electric Heat Only Pre-Plumbed Boiler & Cylinder 6kW
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 6kW
  • Serpentine Heating Element
  • 150Ltr Stainless Steel Tank
£2,204.79Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 36CDi Gas Combi Boiler White (646KP)

Worcester Bosch Greenstar 36CDi Gas Combi Boiler White
Product rating 4 stars out of 5
Product rating 4 stars out of 5
 
  • Max. Domestic Hot Water Output: 36kW
  • Max. Central Heating Output: 24kW
  • Aluminium Silicon Heat Exchanger
£1,819.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

EHC Slim Jim 14.4kW Single-Phase Electric Heat Only Flow Boiler (771TK)

EHC Slim Jim 14.4kW Single-Phase Electric Heat Only Flow Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 14.4kW
  • Stainless Steel Heat Exchanger
  • Compatible with All Types of Indirect Cylinders
£755.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 21Ri Gas Heat Only Boiler (944KP)

Worcester Bosch Greenstar 21Ri Gas Heat Only Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 21kW
  • Aluminium Silicon Heat Exchanger
  • Top Flue Outlet
£1,326.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 424 Combi 2.1 Gas/LPG Combi Boiler White (477AX)

Baxi 424 Combi 2.1 Gas/LPG Combi Boiler White
New
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Domestic Hot Water Output: 24kW
  • Max. Central Heating Output: 20kW
  • Stainless Steel Heat Exchanger
£719.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 830 Gas Heat Only Boiler (914KJ)

Baxi 830 Gas Heat Only Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 30kW
  • Aluminium Heat Exchanger
  • Top or Rear Flue Outlet
£1,514.00Inc Vat
Check stock in your local store
Fulfilment options

Viessmann Vitodens 100-W ZK06233 Gas/LPG System Boiler Vito Pearl White (666PR)

Viessmann Vitodens 100-W ZK06233 Gas/LPG System Boiler Vito Pearl White
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Central Heating Output: 32kW
  • Stainless Steel Heat Exchanger
  • Top Flue Outlet
£1,692.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 4000 Gas Combi Boiler White (763PR)

Worcester Bosch Greenstar 4000 Gas Combi Boiler White
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Domestic Hot Water Output: 25kW
  • Max. Central Heating Output: 24kW
  • Aluminium Silicon Heat Exchanger
Bundle deal-View Offer
£1,349.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

EHC Slim Jim 4kW Single-Phase Electric Heat Only Flow Boiler (643TK)

EHC Slim Jim 4kW Single-Phase Electric Heat Only Flow Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 4kW
  • Stainless Steel Heat Exchanger
  • Compatible with All Types of Indirect Cylinders
£659.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Ideal Heating Vogue Max Combi 26 Gas Combi Boiler White (171FV)

Ideal Heating Vogue Max Combi 26 Gas Combi Boiler White
Product rating 4 stars out of 5
Product rating 4 stars out of 5
 
  • Max. Domestic Hot Water Output: 26kW
  • Max. Central Heating Output: 18kW
  • Stainless Steel Heat Exchanger
£1,549.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 436 Combi 2.1 Gas/LPG Combi Boiler White (281AX)

Baxi 436 Combi 2.1 Gas/LPG Combi Boiler White
New
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Domestic Hot Water Output: 36kW
  • Max. Central Heating Output: 25kW
  • Stainless Steel Heat Exchanger
£862.00Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 824 System 2 Gas/LPG System Boiler White (427JL)

Baxi 824 System 2 Gas/LPG System Boiler White
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Central Heating Output: 24kW
  • Stainless Steel Heat Exchanger
  • Top Flue Outlet
£1,409.99Inc Vat
Check stock in your local store
Fulfilment options

This item is store collection only

Biasi Basica 24C Gas Combi Boiler White (337RF)

Biasi Basica 24C Gas Combi Boiler White
Stock Clearance
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Domestic Hot Water Output: 24.6kW
  • Max. Central Heating Output: 20.6kW
  • Stainless Steel Heat Exchanger
Save51%
£240.00Inc Vat
Was £499.00
Check stock in your local store
Fulfilment options

This item is store collection only

Worcester Bosch Greenstar 28CDi Gas Combi Boiler White (446KP)

Worcester Bosch Greenstar 28CDi Gas Combi Boiler White
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Domestic Hot Water Output: 28kW
  • Max. Central Heating Output: 24kW
  • Aluminium Silicon Heat Exchanger
£1,379.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 8000 Life 35C Gas Combi Boiler White (478HP)

Worcester Bosch Greenstar 8000 Life 35C Gas Combi Boiler White
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Domestic Hot Water Output: 34kW
  • Max. Central Heating Output: 35kW
  • Aluminium Silicon Heat Exchanger
£1,959.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 4000 Gas System Boiler White (524PR)

Worcester Bosch Greenstar 4000 Gas System Boiler White
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Central Heating Output: 24kW
  • Aluminium Silicon Heat Exchanger
  • Top Flue Outlet
£1,604.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 30Ri Gas Heat Only Boiler (557KP)

Worcester Bosch Greenstar 30Ri Gas Heat Only Boiler
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Central Heating Output: 30kW
  • Aluminium Silicon Heat Exchanger
  • Top Flue Outlet
£1,559.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options
Results per page: