The fischer Insulation fixings FID is a dowel, lightweight add-on parts in-plastered and exposed insulation plates made of polystirene and polyurethane. To do this, the fischer FID with the hand or a cordless screwdriver set. The special thread spiral cuts to fit into the insulation plate. The parts, such as house numbers, motion detector or signs can be attached with a 4.5-mm screw.
No pre-drilling in thin plaster layers necessary. This saves time - with integrated bit recording. Therefore no setting tool is necessary. This enables fast assembly.