A202249 HEV porttirakennus, sisäilmakorjaus

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A202249 indoor air repair of the gate building of Helsinki Prison as a fixed-price single-supplier contract. The site is the gate building of Helsinki Prison built in 1881, which has been renovated previously in the years 2004–2006. The building is protected (sr-1) and, in the project, for example, the large meeting room on the 1st floor and the office premises on the 2nd floor will be refurbished into modern multi-space environments, and repairs will be carried out in other premises of the building. From the intermediate floors/joists, for example, all insulation materials and harmful substances that impair indoor air quality are removed. At the same time, all building services systems will be renewed. The project security classification is TLIV. A202249 indoor air repair of the gate building of Helsinki Prison as a fixed-price single-supplier contract. The site is the gate building of Helsinki Prison built in 1881, which has been renovated previously in the years 2004–2006. The building is protected (sr-1) and, in the project, for example, the large meeting room on the 1st floor and the office premises on the 2nd floor will be refurbished into modern multi-space environments,…

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