These special frame screws are ideal for window and door installations. Approved for use in concrete, solid brick, hollow brick and aerated concrete block.

Features and Benefits
• The cylinder head allows flush installation with the window and door frames
• Less stress on the substrate during installation thanks to the expansion-free fixing
• Easy to removal and so suitable for temporary works

Typical Applications
• Window and door frames
• Securing formwork
• Suspended ceilings
• Lightweight steel angles
• Timber constructions