Valentin Software via facebook

26. Nov. 2014 // New: November 2014 Support forum for the simulation programs PV*SOL, T*SOL and GeoT*SOL: Planners, architects, plumbers, skilled craftsmen and anyone interested may...
More on our fanpage »

Forum for Your Questions

Our forum is the place to go if you have questions or need assistance using PV*SOL, T*SOL or GeoT*SOL.
Join our technical forum and find or share solutions with users around the world! Go to forum

Valentin Software - 25 years of solar market success.

PV*SOL®, T*SOL® and GeoT*SOL® - Planning Software for Photovoltaic, Solar Thermal and Heat Pump Systems. With our programs for dynamic simulation, design, yield forecast and financial analysis we are world leader. Our software is used in over 100 countries. Our international reseller network is pleased to support you locally. Find out more...

  • 02.12.2014 , Machynlleth, Mid Wales
  • 02.12.2014 - 03.12.2014 , Machynlleth, Mid Wales


Our Online Calculators

With our simple online calculators we offer you a cost-free tool for supporting the arguments for the use and benefits of photovoltaic and solar thermal systems.

Smartphone users with Android OS can find PV*SOL app here: