Smoke extraction ducts
The ducts are rated from EI30 to EI240.
Source: LinkedIn company description · Retrieved October 13, 2026
DMPI supports building professionals with the design, supply and implementation of passive fire-protection solutions.
The company works on projects ranging from commercial buildings to industrial structures. Based in Switzerland, DMPI supports partners throughout the country.
Based on the company’s public LinkedIn information, supplied through RevenueBase.
The ducts are rated from EI30 to EI240.
Source: LinkedIn company description · Retrieved October 13, 2026
DMPI supplies AEAI-certified systems and provides technical assistance.
Source: LinkedIn company description · Retrieved October 13, 2026
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RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 29, 2026 and October 10, 2026. How the company lists are built.
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