läpivientireiät
Läpivientireiät are openings or holes created in building structures to allow the passage of various utilities such as pipes, cables, and ventilation ducts. These penetrations are a common feature in both residential and commercial construction, ensuring that essential services can be routed from one area to another, or from the exterior to the interior of a building. The design and placement of läpivientireiät are critical for maintaining the structural integrity, fire safety, and energy efficiency of the building.
Properly sealing läpivientireiät is paramount to prevent issues like water ingress, air leakage, and the spread