Supplying data for buildings with a utility (non-residential) function
Layout plan and Heat loss calculation

If certain values or details are unknown average values will be used.

Supply a drawing in a DWG or DXF extenstion to If you don't have these, a PDF can be converted to a DWG file or the PDF can be used as an underlayer. A JPG (or another pixel extension) can also be used as an underlayer.

Supply water temperature [°C]  
Screed type (cement, seamless floor, other ...)  
Screed thickness [cm]  
Tubes diameter [mm]  

Floor structure underfloor heating


Room T room* [°C] Type floor covering

* Enter T room only if it differs from values below

room temperatures underfloor heating

Name the positions of the manifold(s) if they are not shown on drawing:  
How many groups can be used maxiumum on one manifold?  

  Supply- and returnpipes always through doorways
  Always the shortest way for supply- and returnpipes (cutouts through walls)
  The shortest way for supply- and returnpipes but where possible trough doorways

Are there edge zones applied?  
If yes, where?  

  Bifilar / Snail pattern
  Spiral pattern

  There is no floor cooling to be used
  There is floor cooling to be used

Is there a downgraded ceiling?  
If yes, is this more or less open than 20% of the total area?  

Is there ventilation to be used?  
If yes, choose one of the possibilities below:    

  Natural supply/natrural extraction
  Natural supply/mechanical extraction
  Mechanical supply/natural extraction
  Mechanical supply/mechanical extraction

Is the ventilation air pre-heated?  
If yes, what is the supply temperature of the ventilation air?  

Is there a night setback applied or a continuous operating system?  

What kind of temperature control is there to be used:

  One central controller
  Individual zone control per room

In which room is the one central controller?  

Enter the Rc Values for the different partitions walls

partitions wall Rc value