Skip to content
View in the app

A better way to browse. Learn more.
Forum Valentin Software

A full-screen app on your home screen with push notifications, badges and more.

To install this app on iOS and iPadOS
  1. Tap the Share icon in Safari
  2. Scroll the menu and tap Add to Home Screen.
  3. Tap Add in the top-right corner.
To install this app on Android
  1. Tap the 3-dot menu (⋮) in the top-right corner of the browser.
  2. Tap Add to Home screen or Install app.
  3. Confirm by tapping Install.
Geplante Wartungsarbeiten an der Online-Datenbank: 14. Oktober 2026, 17:00 - 20:00 Uhr MESZ - Planned maintenance of the online databases: October 14th, 5 p.m. - 8 p.m. CEST

Forums

  1. [English] Photovoltaics

    1. FAQ (Read only)

      • 40 posts
      What should I consider when importing 3D models?
      hotline_oh,

    2. PV*SOL

      • 6.8k posts
      Suggestion for Inclusion of New PV Module in PVSOL Component Library
      hotline_oh,

    3. Tutorials (Read only)

      • 18 posts
      [Webinar] Introduction to system planning with PV*SOL - Part 1 (2D)
      hotline_oh,

  2. [English] Solarthermal / Geothermal

    1. FAQ (Read only)

      • 24 posts
      In GeoT*SOL 2019 created climate data record will be deleted when starting PV*SOL/PV*SOL premium 2019
      hotline_sf,

    2. T*SOL

      • 91 posts
      Understanding TSOL report: "DHW heating energy requirement" vs "Annual energy requirement"
      hotline_oh,

    3. GeoT*SOL

      • 28 posts
      Simulations results printout
      kszyho,

  3. [Deutsch] Photovoltaik

    1. FAQ (Nur lesen)

      • 41 posts
      Was ist beim Import von 3D-Modellen zu beachten?
      hotline_oh,

    2. PV*SOL

      • 3.8k posts
      Lastprofil Quelle
      hotline_oh,

    3. Tutorials (Nur lesen)

      • 19 posts
      [Webinar] Einführung in die Anlagenplanung – Teil 1 (2D)
      hotline_oh,

  4. [Deutsch] Solarthermie / Geothermie

    1. FAQ (Nur lesen)

      • 26 posts
      In GeoT*SOL 2019 selbst erstellter Klimadatensatz wird in PV*SOL/PV*SOL premium 2019 automatisch gelöscht
      hotline_sf,

    2. T*SOL

      • 49 posts
      Hinzufügen von weiteren Schwimmbad Becken
      developer_ur,

    3. GeoT*SOL

      • 45 posts
      Hygiene-Aufheizung bei TWW-Speicher enthalten?
      hotline_oh,

Member Statistics

  • 6,010 Total Members
  • 3,202 Most Online
  • Frederik94 Newest Member ·

Who's Online (See full list)

  • There are no registered users currently online

Account

Navigation

Search

Search

Configure browser push notifications
Chrome (Android)
  1. Tap the lock icon next to the address bar.
  2. Tap Permissions → Notifications.
  3. Adjust your preference.
Chrome (Desktop)
  1. Click the padlock icon in the address bar.
  2. Select Site settings.
  3. Find Notifications and adjust your preference.