Legal name: Oy Interenergy Ltd
Lohja, Southern Finland
Helsinki, Southern Finland
Vantaa, Southern Finland
We are a manufacturer of high-quality service penetrations. We have products for walls and floors. Our products are CE-marked and have fire classes from EI 30 to EI 120.
Monninkyla, Southern Finland
Espoo, Southern Finland
We sell and import all kinds of ventilation products in Finland.
Jarvenpaa, Southern Finland
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