Accessibility Tools

SOLAR-COMPUTER

Building physics

Precise calculation and verification software for U-values, moisture protection, thermal bridges, and summer thermal insulation in accordance with current standards.

Building components U-value [B02]

Software for calculating and managing all kinds of components for tasks in structural engineering and building services. Free management of building materials and components. Calculation of U-values from layer structures. Support for numerous special cases for air spaces, transparent and non-transparent components. Layer thickness optimization. Components with known U-values, composite components. Temperature profile with dew point.
bauteile hoch
Editing of the special case „box-type window“ in accordance with EN ISO 10077-1. Similar graphical and tabular input aids are also available for special components in accordance with EN ISO 6946.
ZusatzmodulKlimabedingterFeuchteschutz
Optional display of detailed results of the moisture balance and the Glaser diagram during the editing of the layer structure of building components.

Additional Module Climate-Related Moisture Protection [B02.DD]

Add-on module for the „Building Components Civil Engineering U-Value Calculation“ program: Calculation of moisture protection related to climatic conditions in accordance with DIN 4108-3 for layered building components. Continuous verification of the moisture balance with condensation and evaporation amounts during component editing. Detailed tabular or graphical verification of the conditions within the layers for winter or summer scenarios. Calculations using custom boundary conditions for special cases of all kinds.

ThermCalc Thermal Bridge Calculation [K13]

Program for calculating the psi values of 2D thermal bridges according to DIN EN ISO 10211 using the finite element method and calculating f values for moisture analyses regarding condensation and mold formation according to DIN 4108-2. Thermal bridge catalog. Numerous tools for efficient work and integrated planning with building physics and building programs round off the software.
ThermCalc
Dialog for calculating a 2D thermal bridge (floor slab against ground). Display of the thermal bridge with isotherms, FEM mesh, and temperatures at selected surface points
Sommerliche Waermeschutz
Annual excess temperature degree hours of room and operative temperatures for the verification of thermal insulation in summer according to DIN 4108-2 by means of dynamic thermal building simulation with standard boundary conditions

Summer thermal insulation DIN 4108-2 [B40]

Software for calculating, checking, and verifying summer thermal insulation according to DIN 4108-2 using thermal building simulation of individual rooms. Detailed consideration of sun protection, shading, reflection, types of glazing, etc. Convenient operation thanks to simulation boundary conditions set in accordance with standards. Graphical, tabular, and combined verifications according to standards as well as numerous other verifications regarding thermal-dynamic building behavior.

Unanswered questions?

We will show you how SOLAR-COMPUTER makes your planning safer, faster and more transparent.

Grüner becomes pit

Familiar know-how, new strength.

zur Startseite

From Q4 2025, Ing. Günter Grüner GmbH will bear the name pit. For you, all the essentials will remain the same - your contacts, the familiar solutions and the trusted service. With the joint brand identity, we are creating more clarity and bundling our strengths in the entire D-A-CH region.