Category Archives: general council

Health Problems Due to Mycotoxins in Indoor Environments

Fungal mycelium can produce mycotoxinsOverview of mycotoxin-producing microorganisms – Mycotoxins are secondary metabolites produced by various types of mold or bacteria. These toxins can cause a range of health problems, including immune system weakening, neurological disorders, allergic reactions, and even cancer. For building biologists, particularly important are the types of mold that produce mycotoxins and grow indoors. The most common types include Aspergillus, Penicillium, Stachybotrys, and Cladosporium.
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The window has evolved into a high-tech product

Installing windows professionally

A high standard of insulation as an important component of the energy turnaround

Hardly any component in a building has made such rapid progress in the field of thermal insulation as the window. Within twenty years, the U-value has improved from 2.6 to less than 1.0. The industry has made many adjustments, optimizing each window element individually. Triple glazing is now standard for a highly insulated house. This is complemented by integrated insulating inserts made of extruded polystyrene (XPS) or cork in the window frame, inert gas fillings in the spaces between the panes and thermally optimized edge seals.
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Boundary conditions for mobile room air cleaners

Air cleaner Dustcontrol

Air cleaner Dustcontrol


Mobile air purifiers are booming in times of pandemics. Manufacturers of these devices outbid each other with superlatives. The German statutory accident insurance (DGUV) sees the use of the air recirculation units in a much more differentiated way. For example, the accident insurer points out important boundary conditions that must be observed when using the devices in classrooms.
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