kierreinsert
Kierreinsert is a Finnish term that refers to a type of door hardware used in conjunction with a Middledoor or REKA door. In this context, Kierreinsert translates to English as "bolt insert." It is a steel bolt used to attach the door plank to the Middledoor or REKA door frame, typically in buildings constructed of wood or wood-based materials.
The Kierreinsert is used to secure the door plank in place, providing a sturdy and long-lasting attachment
In traditional Finnish construction practices, the Kierreinsert is often the primary means of attaching the door
When used correctly, the Kierreinsert can provide a secure and durable attachment point for the door plank,
The use of Kierreinsert in REKA doors and Middledoor constructions has become a well-established practice in