In Betektect Thermal Insulation System, these are used to fasten Betektect Thermal Insulation Plates to the surfaces and to protect the system against wind vacuum.

Provides higher strength in gas-concrete surfaces with its special nibbed design.
Depth of fastening: > 6 cm
Depth of hole: > 12 cm
Diameter of drill: 10 mm
Diameter of dowel head: 6 cm
Length: 11 - 14 cm
Packaging: 200 units