Karl Früh - Lüftungsrechner

Calculate velocity and volume flow of ventilation pipes and ducts.

Simple calculation of velocity and volume flow of air ducts and ventilation ducts.

By giving the diameter (in tubes) or specifying height and width (in channels) the calculation similar to run when the vent holes. The calculations are performed for both round and Rectangular channels.

In addition, the square footage for documentation purposes are calculated.