Company Friday at the TZWL
Ruhr Nachrichten article about the Company Friday at TZWL, with a visit from the mayor of Schwerte.
17. February 2025
First eBulletin – list of domestic ventilation units – of the year 2024 published
TZWL from Schwerte publishes current list of domestic ventilation units with and without heat recovery.
29. March 2024
TZWL begins relocation to modern facilities in Schwerte
TZWL moves to the headquarters of Schrezenmaier Kältetechnik in Schwerte to modernize its testing facilities
3. September 2023
12th Residential Ventilation Forum – HEA and the Federal Environment Agency invite to a joint expert forum
12th Residential Ventilation Forum – The joint expert forum of the HEA and the Federal Environment Agency on November 21, 2023 will focus on the energy potential of ventilation systems
2. August 2023
TZWL renews its test benches with the help of progres.NRW funding
The European Test Centre for Residential Ventilation Units (TZWL) e. V. has built a new test stand for measuring ventilation units for leaks and modernized the
test stand for alternating units – also known as “push & pull” units.
26. July 2023
Shutdown of the Dortmund weather station
Over the past few years, the Dortmund weather station on the roof of our office building has been measuring temperature, wind speed, rainfall and other
14. March 2023
TZWL visits the ISH Frankfurt
We would like to inform you that our company will be temporarily closed from March 13 to 17 due to our visit to ISH Frankfurt,
5. March 2023
New test stand for carrying out ventilation measurements
The reorganization process decided by the members has begun with the help of funding from progres.nrw TZWL entered the business field of testing (residential) ventilation
20. November 2020
Air hygiene tests for domestic ventilation units
The cooperation between TZWL and DMT enables manufacturers of ventilation units to commission air hygiene tests via TZWL. Dr. Dirk Renschen, Head of Product Testing
3. November 2017
Open letter: Model Administrative Regulation Technical Building Regulations
On June 1, 2017, the >> German Institute for Building Technology (DIBt) published the draft version of the updated >> Model Administrative Regulation for Technical
10. June 2017