For professionals in thermal bridge analysis


is a first class tool for building physicists, professionals and especially for designers and power users in façades, window constructions and architecture.

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Parameters in Curtain Wall Design

All important thermal characteristics of façades can be calculated easily according to standards EN ISO 10077-2 and EN ISO 12631.

Calculate frame U values and edge Psi values

To determine Uw and Ucw values of a window or a facade element in accordance with component assessment method.

Calculate joint U values or joint Psi values

To determine the Ucw value of a facade element in accordance with the simplified assessment method according to standard EN ISO 12631.

Prevent condensation and mold

Determine the minimum surface temperature to assess the risk of mould and condensate, taking into account of the air humidity.

Calculate U values and Psi values

Simple calculation of U and Psi values by means of mouse clicks and display of results with all underlying dimensions, parameters and formulas.

Validated according to EN ISO 10211 and EN ISO 10077-2

flixo is a validated thermal bridge program according to standards EN ISO 10211 and EN ISO 10077-2.