Blog

27 January 2021

What is a clean room and which seats should be used

A clean room is a separate area from other production areas. Here the level of (microbiological) contamination must be rigorously controlled to prevent the product, processed here, from undergoing recontamination.

In particular, clean rooms must be constructed in such a way as to minimize the introduction, generation and retention of airborne particles inside them.

Therefore it is essential to monitor and control the concentration of the particles.

In fact, depending on the specific needs of the processed product and the purity class in which you are working, certain parameters must be kept under control: the temperature of the environment, humidity and pressure.


The clean room is essential as it allows in a preventive way to:

  • reduce pollution resulting from accidental contamination and from the microbial flora that is always present in the processing environments.
  • standardize production parameters that become independent from seasonal conditions while maintaining stable temperature and humidity levels.

What is the difference between clean and sterile rooms and where are they installed?

In addition to having different functions, clean rooms and sterile rooms also have different primary uses.

The sterile room is installed in areas where the presence of bacteria or germs is dangerous, in pharmaceutical environments or in the medical sector where patients are hospitalized.

Clean rooms are also used in other sectors such as food and beverage where food and drink are handled.

The sectors that are not specifically interested in having a sterile room are those of microelectronics, semiconductors, optics, aerospace. These in fact use the “simple” clean room since they only need to control the amount of dust suspended in the air.

The clean room also favors the reduction in the use of preservatives and, consequently improving the quality of the products, allows the protection of the most dangerous pathogens and determines more rigorous behavioral procedures even for the staff who work there.

In this way the economic cycle is optimized, in fact costs are reduced, quality increases, the number of returns is reduced. Consequently, the manufacturing company on the market becomes more competitive with regard to national and international regulations.

Which seats must be used for a clean room?

Our products have been specifically designed to be used in pristine environments such as these as they reduce the possible release of particles into the environment.

Thanks to the fully encapsulated and protected mechanisms, to the smooth closed surfaces, to the soft foam padding sealed and integrated with the plastics, it is possible to achieve a high degree of cleanliness and a low level of contamination.

All the materials of the clean room chairs deflect electrostatic charges and do not release any particles even by rubbing.

Grendene among its solutions has created the Gref line, a line of specific products including some models for sterile environments. For example the Gref 260 model.

Gref 260 - Poltroncina anistatica esd in ecopelle antistatica con braccioli
Gref 260 – Poltroncina antistatica da ufficio con schienale alto e braccioli regolabili.
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Do you need more information?

For more information or to receive a quote on a particular product, contact us!