Bio inserts for new doors are made of biodegradable materials if you want rosettes and key plates with wood screws, and not through screws.
If you have 1 door and need to have new fittings installed, make sure to get 2 wooden inserts. 1 for each side of the door.
The price is for 2 pieces.
Product information:
Ø40 mm.
Height: 9mm.
Material:
Sugar
