Contact us

  For information on ordering and buying designPH please click
on the corresponding price at the Product details page, or
  get it here  
  For further information on designPH please contact us here  


Technical Support

If you are a designPH owner and need technical support, please login to access the resources in the members area. 

We have a new version of the support request form on the platform. Please try it!


I forgot my password / licence details: 

Your password for is your software registration code.

  • If you bought designPH as a package with or upgrade to PHPP, this will be your PHPP registration code, found in your PHPP handbook on page 3.
  • If you are a designPH 2.0 customer, please check your emails for "PHI Software Licence Information", or login to your account and check at
  Access data  

Passive House Institute
Department Innsbruck
Anichstr. 29
6020 Innsbruck

Tel.: +43 (0) 512/570768


Passive House Institute
Rheinstr. 44/46
64283 Darmstadt

Tel.: +49 (0) 6151/82699-0