Skip to content
Hub.ARated.com
Hub.ARated.com
PRO HUB
  • Advice
    • Boilers
      • Money and Energy Saving
      • Boiler Pressure
      • Boiler Service
      • Boiler Types
      • Boiler Energy Efficiency
      • Installation Efficiency
      • Open Therm & Modulating Boilers
        • OpenTherm Capable Boilers
        • OpenTherm Controls
        • Modulating Boilers & Smart Controls
        • Vaillant Boiler and OpenTherm
        • Worcester Bosch and OpenTherm
    • Heat Pumps
      • Heat Pumps
      • Retrofit for an existing Hot Water cylinder
      • Air Source Heat Pumps
      • CO2 Heat Pumps
      • Why heat pumps work well with underfloor heating?
    • Fault Codes
      • Glow Worm Fault Codes
      • Intergas Fault Codes
      • Potterton Fault Codes
      • Vaillant Fault Codes
      • Worcester Bosch Fault Codes
    • Miscellaneous
      • Flow Temperature and Power Output relationship
      • solar thermal
      • solar thermal service
      • S Plan & S Plan Plus
      • Radiators
      • Fixed price repairs
      • Services
  • Toolbox
        • Vaillant
          • Vaillant P Test Program mode
          • Vaillant Ecotec Emissions Table
          • Vaillant Ecotec Boiler Service - How To
          • Vaillant Diagnostic S and D Codes
          • Vaillant FGA Tool
          • Vaillant Fault Codes
        • Worcester Bosch
          • Worcester Bosch FGA Tool
          • Worcester Bosch Fault Codes
        • Other Brands
          • Intergas FGA Tool
          • Intergas Boiler Service - How To
          • Intergas Fault Codes
        • MISC
          • Fault Codes
          • Training
            • GB Gas - Online
          • Boiler Maximum and Minimum output mode videos
  • Calculators
        • Heating Design
          • Air Change Rates (ACH)
          • Boiler Consumption
          • Heat Source and Heating System Design
          • Heating System Water Content Calculator
          • Hot Water Recovery Time
          • Pipe Size Calculator
          • Radiator Correction Factor Tool
          • Volume Flow Rate Q
        • Conversion Calculators
          • Heat Output (KW) to Flow Rate (LPS/LPM)
          • Flow Rate(LPM) to Heat Output (KW)
          • Flow Rate(LPM) to Energy used (kWh) Calculator
          • BTU to Watts
          • Radiator New Output
        • Gas
          • Gas Combustion Ratio
          • Gas Rate Calculator
        • Buffers
          • Buffer Minimum Volume Calculation
  • Manuals
  • Exit Hub

Home Page



Company

  • Company
  • Terms & Conditions
  • Mission
  • Privacy Policy
  • Carbon Emissions
  • Affilate Activity Disclosure

Contact

A Rated House
11 Sunnymead Road
Kingsbury
London
NW9 8BT
+44 020 8123 4411

Quickpages

  • BoilerManuals.com
  • CombiBoiler.com
  • BoilerService.com

Newsletter

  • © 2025 ARated.com - All rights reserved.
    We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.