Usage: For fastening single ply membrane roof covering when the fix-layer is sheet metal, concrete of wood. Croco A fastener is fastened to the fix-layer with a roof screw, a concrete screw or a concrete nail. There are four studs in the flange of Croco A to increase the tear resistance. The length is chosen according to the insulation thickness and the screw or the nail.
Dimensions: Flange Ø 50 mm.
Contents: Croco A fastener