Please choose

Make your choice

2500 Traditional 2800 Heritage 3000 Contemporary Neo Premium

2500 Traditional

double glazing
triple glazing

2800 Heritage

double glazing
triple glazing

3000 Contemporary

double glazing
triple glazing

Neo Premium

triple glazing

Your savings

Cost savings :

CO2 savings :

Year 1 Year 5 Year 10 Year 15 Year 20 Year 25 Year 30

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Calculation method

Potential annual energy savings in £

24 . Aw . ( Your,old - Your,new ) . HDD . P
1000 . ηH,sys . Q

with

  • Aw total window area in m2
  • Uw,old Heat transfer coefficient of the old to replace windows in W/m2K according to ISO 10077-1
  • Uw,new Heat transfer coefficient of the new windows in W/m2K according to ISO 10077-1
  • HDD number of degree days in Kd according to ISO 15927-6
  • P the current fuel price in p/kWh
  • ηH,sys system efficiency for space
  • Q is the calorific value of the fuel in kWh/unit

Heating Degree Days for UK: 3115

Window area (m2)

  • flat : 7
  • terraced house : 13
  • semi-detached house : 17
  • bungalow : 17
  • detached house : 24

Uw values current windows

  • wood, single glazing : 4,8
  • wood, double glazing : 2,8
  • PVC, single glazing : 4,8
  • PVC, double glazing : 2,8
  • aluminium, single glazing : 6
  • aluminium, double glazing : 3,4

Uw values new windows

  • 2500 Traditional/2800 Heritage / 3000 Contemporary, double glazing 1,4 W/m2K
  • 2500 Traditional/2800 Heritage / 3000 Contemporary, triple glazing 1 W/m2K
  • Neo Premium, triple glazing 0,7 W/m2

Efficiency Price p/kWh kg CO2/kWh
mains gas 0,4 3,1 0,198
heating oil 0,55 4,06 0,274
electricity 1 11,46 0,517
wood logs 0,32 3,42 0,008
house coal 0,32 2,97 0,301

Mentioned savings

Elements of this configurator and the information contained within it may be subject to change, Deceuninck reserves the right to alter any information contained therein without prior notice. Furthermore the user should apply their own judgment in making use of any content, including, without limitation, the use of any information contained therein as the basis for any decisions. Deceuninck shall not be responsible or liable, directly or indirectly in any way for any loss or damage of any kind incurred as a result of, or in connection with your use of, or reliance on, any such information contained therein.