References

In 2017, we supplied pressure doors and gas-tight doors for the underground facilities in Jätkäsaari. This is an S3-class civil defense shelter.

This is a Karanttia prefabricated civil defense shelter by Rakennusbetoni- ja Elementti Oy, equipped with casting parts and two ventilation units manufactured by JTK Power. In recent years, we have completed approximately 150 projects with Rakennusbetoni- ja Elementti Oy.

This is a Karanttia prefabricated civil defense shelter by Rakennusbetoni- ja Elementti Oy, featuring casting parts and three ventilation units manufactured by JTK Power. In recent years, we have completed approximately 150 projects with Rakennusbetoni- ja Elementti Oy.

This is a Karanttia prefabricated  civil defense shelter by Rakennusbetoni- ja Elementti Oy, featuring casting parts and three ventilation units manufactured by JTK Power.

In 2013, we supplied pressure doors and gas-tight doors for the HUS Meilahti parking facilities. This is an S3-class civil defense shelter.