Installation Instructions and Leaflets

Download the following installation instructions here:

Operating and Maintenance Manual for S1-Class Civil Defense Shelter (PDF)

Civil Defense Shelter Door SO-1 and Protective Hatch HS-1 (PDF)

Overpressure Valve YV-1 (PDF)

Overpressure Meter YM-3 (PDF)

Air Inlet Valve TV-3 (PDF)

In Finnish only:

Ventilation Wall sleeves and Covers (PDF)

Ventilation Unit IVL-1 (PDF)

Download the following brochures here (in Finnish):

Protective Door SO-1 (PDF)

Protective Hatch HS-1 (PDF)

Ventilation Unit IVL-1 (PDF)

Overpressure Valve YV-1 (PDF)

Air Inlet Valve TV-3 (PDF)