Vaillant Logo

Fast access

  • Go to content
  • Go to navigation
  • Go to search

Choose your language

  • United Kingdom
Choose your country
  • Home
  • Sitemap
  • Contact

Change your fontsize

  • ABC
  • ABC
  • ABC

  • Homeowners
    • Heating Solutions
    • Renewable Energy
    • Air Conditioning
    • Service
    • Find a local installer
    • Choose the right system
    • Intelligent Service
  • Installers
    • High efficiency boilers
    • High efficiency solutions
    • Cylinders
    • Controls & diagnostics
    • Renewable Energy
    • Air conditioning range
    • Commercial boiler range
    • The environment
    • Service
    • Important safety notice
    • Intelligent Service
    • Be Carbon Monoxide Aware
  • About Vaillant
    • News
    • Directions
    • Advisory Service
    • Recruitment
    • History

Homeowners

  •  
  • Heating Solutions
  • Renewable Energy
    • Climate change
    • Solar systems
      • auroTHERM plus
      • auroTHERM
      • auroSTOR
      • auroMATIC 560
      • Solar sizing guide
    • Ground source heat pumps
    • Mechanical ventilation and heat recovery system
  • Air Conditioning
  • Service
  • Find a local installer
  • Choose the right system
  • Intelligent Service
 
  • Homeowners
  • Renewable Energy
  • Solar systems
  • Solar sizing guide

Solar system sizing guide

  • Listen to the article
  Boiler
ecoTEC plus
Solar system
auroTHERM flat plate collector
Solar cylinder
auroSTOR
  ecoTEC plus Solar system auroSTOR
Typical 2 or 3 bedroom semi-detached with 1 bathroom1
Typical 2 or 3 bedroom semi-detached with 1 bathroom ecoTEC plus
415 or 418
ecoTEC plus
615 or 618
2 collectors 200 litres2
Typical 3 or 4 bedroom detached with 1 or 2 bathrooms plus 1 en-suite1
Typical 3 or 4 bedroom detached with 1 or 2 bathrooms plus 1 en-suite ecoTEC plus
418 or 428
ecoTEC plus
618, 624 or 630
2 collectors 250 litres2
Typical 4 bedroom detached with 3+ bathrooms1
Typical 4 bedroom detached with 3+ bathrooms ecoTEC plus
428 or 438
ecoTEC plus
630 or 637
2 or 3 collectors3 300 litres2
1Full heat loss calculation should be done to accurately size boiler and hot water requirement

2Recommended cylinder size assumes averages requirement of 40 litres per person per day

3An additional flat plate collector might be required depending on solar radiation level and site conditions. Your installer will advise.

Product Quick Search

Find a local installer

Find your local installer

Choose the right system

The perfect system for your home

  • Read more

Go national


  • Recommend Site
  • Print
  • PDF
Top
  • © 2008 Vaillant
  • Warranty
  • News
  • Registered office
  • Conditions for use
  • Data protection
  • Legal disclaimer