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
BANK HOLIDAY DEALS MUST END 31ST MAY! 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:

Heatrae Sadia Amptec UF U1201 12kW Electric Heat Only Flow Boiler (622FR)

Heatrae Sadia Amptec UF U1201 12kW Electric Heat Only Flow Boiler
Product rating 0 stars out of 5
Product rating 0 stars out of 5
 
  • Max. Central Heating Output: 12kW
  • Copper Heat Exchanger
  • For use with Vented & Unvented Cylinders
£1,259.99Inc Vat
Check stock in your local store
Fulfilment options

Vaillant ecoFIT Pure 825 Gas Combi Boiler White (344KK)

Vaillant ecoFIT Pure 825 Gas Combi Boiler White
Great Value Product
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Domestic Hot Water Output: 25.2kW
  • Max. Central Heating Output: 26.5kW
  • Aluminium Heat Exchanger
£1,491.00Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 8000 Life 40C Gas Combi Boiler White (340HP)

Worcester Bosch Greenstar 8000 Life 40C Gas Combi Boiler White
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Domestic Hot Water Output: 41kW
  • Max. Central Heating Output: 35kW
  • Aluminium Silicon Heat Exchanger
£2,199.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 24Ri ErP+ Gas Heat Only Boiler (237HP)

Worcester Bosch Greenstar 24Ri ErP+ Gas Heat Only Boiler
Great Value Product
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 24kW
  • Aluminium Silicon Heat Exchanger
  • Top Flue Outlet
£1,412.29Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Ideal Heating Logic+ Combi2 C30 Gas Combi Boiler White (851TT)

Ideal Heating Logic+ Combi2 C30 Gas Combi Boiler White
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Domestic Hot Water Output: 30.3kW
  • Max. Central Heating Output: 24.2kW
  • Aluminium Silicon Heat Exchanger
£1,349.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Viessmann Vitodens 100-W ZK06237 Gas/LPG Combi Boiler Vito Pearl White (482PR)

Viessmann Vitodens 100-W ZK06237 Gas/LPG Combi Boiler Vito Pearl White
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Domestic Hot Water Output: 35kW
  • Max. Central Heating Output: 32kW
  • Stainless Steel Heat Exchanger
£1,689.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Baxi 830 System 2 Gas/LPG System Boiler White (957JL)

Baxi 830 System 2 Gas/LPG System Boiler White
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 30kW
  • Stainless Steel Heat Exchanger
  • Top Flue Outlet
£1,559.89Inc Vat
Check stock in your local store
Fulfilment options

This item is store collection only

Ideal Heating Logic Max Heat2 H15 Gas Heat Only Domestic Boiler (125TT)

Ideal Heating Logic Max Heat2 H15 Gas Heat Only Domestic Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 15kW
  • Aluminium Silicon Heat Exchanger
  • Top or Rear Flue Outlet
£1,285.00Inc 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

Vaillant ecoFIT Pure 425 Gas Heat Only Boiler (886KK)

Vaillant ecoFIT Pure 425 Gas Heat Only Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 26.5kW
  • Aluminium Heat Exchanger
  • Top or Rear Flue Outlet
£1,460.61Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Worcester Bosch Greenstar 12Ri Gas Heat Only Boiler (595KP)

Worcester Bosch Greenstar 12Ri Gas Heat Only Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 12kW
  • Aluminium Silicon Heat Exchanger
  • Top Flue Outlet
£1,164.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Ideal Heating Vogue Max System 26 Gas System Boiler White (644FV)

Ideal Heating Vogue Max System 26 Gas System Boiler White
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 26kW
  • Stainless Steel Heat Exchanger
  • Top Flue Outlet
£1,733.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Ideal Heating Logic Max Heat2 H18 Gas/LPG Heat Only Boiler (265KA)

Ideal Heating Logic Max Heat2 H18 Gas/LPG Heat Only Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 19.1kW
  • Aluminium Silicon Heat Exchanger
  • Top or Rear Flue Outlet
£1,389.39Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Strom SBSP15S Single-Phase Electric System Boiler (791HR)

Strom SBSP15S Single-Phase Electric System Boiler
Product rating 4 stars out of 5
Product rating 4 stars out of 5
 
  • Max. Central Heating Output: 14.4kW
  • Serpentine Heating Element
  • Compatible with Vented or Unvented Indirect Cylinder
£1,196.99Inc 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

Heatrae Sadia Amptec C1100 11kW Electric Heat Only Flow Boiler (723FR)

Heatrae Sadia Amptec C1100 11kW Electric Heat Only Flow Boiler
Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
  • Max. Central Heating Output: 11kW
  • Copper Heat Exchanger
  • For use with Vented & Unvented Cylinders
£1,299.99Inc Vat
Check stock in your local store
Fulfilment options

Strom SBSP11C Single-Phase Electric Combi Boiler (503HR)

Strom SBSP11C Single-Phase Electric Combi Boiler
Product rating 3.7 stars out of 5
Product rating 3.7 stars out of 5
 
  • Max. Domestic Hot Water Output: 11kW
  • Max. Central Heating Output: 11kW
  • Serpentine Heating Element
£1,289.99Inc Vat
Delivered by our approved supplier | Find out more

Sorry, this item is currently out of stock

Vaillant ecoFIT Pure 830 Gas Combi Boiler White (303KK)

Vaillant ecoFIT Pure 830 Gas Combi Boiler White
Product rating 3 stars out of 5
Product rating 3 stars out of 5
 
  • Max. Domestic Hot Water Output: 30kW
  • Max. Central Heating Output: 31.8kW
  • Aluminium Heat Exchanger
£1,687.13Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Vaillant ecoFIT Pure 835 Gas Combi Boiler White (973KK)

Vaillant ecoFIT Pure 835 Gas Combi Boiler White
Product rating 3 stars out of 5
Product rating 3 stars out of 5
 
  • Max. Domestic Hot Water Output: 35kW
  • Max. Central Heating Output: 35.8kW
  • Aluminium Heat Exchanger
£1,868.99Inc Vat
Delivered by our approved supplier | Find out more
Fulfilment options

Strom SBSP7C Single-Phase Electric Combi Boiler (651HR)

Strom SBSP7C Single-Phase Electric Combi Boiler
Product rating 3 stars out of 5
Product rating 3 stars out of 5
 
  • Max. Domestic Hot Water Output: 7kW
  • Max. Central Heating Output: 7kW
  • Serpentine Heating Element
£1,165.00Inc Vat
Delivered by our approved supplier | Find out more

Sorry, this item is currently out of stock

Results per page: