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Great Home

Independent Advice On Improving Your Home

Vaillant Gas Boilers

Vaillant, founded in 1874, is a family-owned international company with headquarters in Remscheid, Germany. Vaillant supplies a number of products including gas boilers, hot water cylinders, boiler controls as well as solar water heating products and ground source heat pumps. Brands include Vaillant and Glow-worm. The firm employs over 12,000 people and has a particular emphasis on development and innovation with around 680 product and technology development staff worldwide.

Under the Vaillant brand, there are a number of domestic boilers available. The last two digits of Vaillant boiler codes indicate the output in kW.

View Vaillant Boiler Range Details & Pricing:

  • Vaillant Combi Boilers
  • Vaillant System Boilers
  • Vaillant Heat Only Boilers

Vaillant Boiler Warranty

The warranty cover offered by Vaillant varies by boiler range and can be extended subject to conditions. The basic Guarantee is either 2 or 5 years, with 7 to 10 years available when you book a Vaillant Advance installer and they use install a boiler protection kit. Check with your installer for specific details. Also see the Vaillant Guarantee Terms & Conditions.

Combi Boilers Summary

Combination Boiler Range Power Outputs
kW
Warranty
years*
Vaillant ecoTEC pro 24, 28, 302
Vaillant ecoFIT pure  23, 30, 352
Vaillant ecoTEC plus 25, 32, 35, 385
Vaillant ecoTEC 835 exclusive35, 435
Vaillant ecoTEC Plus combination store382

Vaillant Combination Boiler Prices

Power
Output
ProductTypical price
inc VAT
Warranty
Period
Years *
Technical
Details
24kWVaillant ecoTEC pro 24 combi£961.462View
25kWVaillant ecoFIT pure 825 combi£901.852View
25kWVaillant ecoTEC plus 825 combi£1,138.405View
28kWVaillant ecoTEC pro 28 combi£1,059.092View
30kWVaillant ecoFIT pure 830 combi£1,004.502View
30kWVaillant ecoTEC pro 30 combi£1,146.882View
32kWVaillant ecoTEC plus 832 combi£1,254.805View
35kWVaillant ecoFIT pure 835 combi£1,140.962View
35kWVaillant ecoTEC 835 exclusive combi boiler£1,648.215View
35kWVaillant ecoTEC plus 835 combi£1,332.885View
38kWVaillant ecoTEC plus 838 combi£1,435.415View
38kWVaillant ecoTEC Plus 938 combination store£1,622.912View
43kWVaillant ecoTEC 843 exclusive combi boiler£1,991.885View

*Terms and conditions apply. A 7 or 10 year guarantee may be available when you book a Vaillant Advance installer.



 

System Boilers Summary

Combination Boiler Range Power Outputs
kW
Warranty
years*
Vaillant ecoFIT pure12, 15, 18, 25, 302
Vaillant ecoTEC plus 12, 15, 18, 24, 30, 37 5
Vaillant ecoTEC exclusive275

Vaillant System Boiler Prices

Power
Output
ProductTypical price
inc VAT
Warranty
Period
Years *
Technical
Details
12kWVaillant ecoFIT pure 612 system£881.232View
12kWVaillant ecoTEC plus 612 system£936.445View
15kWVaillant ecoFIT pure 615 system£943.732View
15kWVaillant ecoTEC plus 615 system£997.915View
18kWVaillant ecoFIT pure 618 system£1,019.792View
18kWVaillant ecoTEC plus 618 system£1,103.105View
24kWVaillant ecoTEC plus 624 system£1,158.605View
25kWVaillant ecoFIT pure 625 system£1,164.562View
27kWVaillant ecoTEC exclusive 627 system boiler£1,478.905View
30kWVaillant ecoFIT pure 630 system£1,263.542View
30kWVaillant ecoTEC plus 630 system£1,347.915View
37kWVaillant ecoTEC plus 637 system£1,499.985View

*Terms and conditions apply. A 7 or 10 year guarantee may be available when you book a Vaillant Advance installer.



 

Heat Only Boilers (Open Vent Boilers) Summary

Combination Boiler Range Power Outputs
kW
Warranty
years*
Vaillant ecoFIT pure regular12, 15, 18, 25, 30, 352
Vaillant ecoTEC plus regular12, 15, 18, 24, 30, 35 5

Vaillant Heat Only Boiler Prices

Power
Output
ProductTypical price
inc VAT
Warranty
Period
Years *
Technical
Details
12kWVaillant ecoFIT pure 412 regular£767.602View
12kWVaillant ecoTEC plus 412 regular boiler£822.915View
15kWVaillant ecoFIT pure 415 regular£802.062View
15kWVaillant ecoTEC plus 415 regular boiler£882.295View
18kWVaillant ecoFIT pure 418 regular£876.042View
18kWVaillant ecoTEC plus 418 regular boiler£993.735View
24kWVaillant ecoTEC plus 424 regular boiler£1,055.195View
25kWVaillant ecoFIT pure 425 regular£952.062View
30kWVaillant ecoFIT pure 430 regular£1,012.482View
30kWVaillant ecoTEC plus 430 regular boiler£1,109.355View
35kWVaillant ecoFIT pure 435 regular£1,495.812View
35kWVaillant ecoTEC plus 435 regular boiler£1,597.915View

*Terms and conditions apply. A 7 or 10 year guarantee may be available when you book a Vaillant Advance installer.

If you want an indication of what you may pay for a Vaillant boiler then use our replacement boiler cost online calculator. You can then compare any quotations from installers with our guideline estimate.

Vaillant New Boiler Prices as of April 2019

Comments

  1. Daniel says

    November 6, 2016 at 5:26 pm

    I’m a big fan of the ecoTEC Plus models. Rarely need to go out and fix them after installation, and they’re pretty efficient as well as reliable, especially compared to the cheap ones many new homes get these days.

    Reply

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