Roofings
“HD” SCREW Ø 6,3
Universal fixing. Fixing on metal sheet: thickness of the drillable metal sheet without pre-hole 2x1.25, thickness of the insulating panel + at least 20 mm. Fixing on wood: insulating panel thickness + thickness of the wood. Fixing on lightened concrete: insulation panel thickness + at least 55 mm. Fixing on concrete: insulating panel thickness + at least 25 mm, with a Ø 5 or 5.5 mm pre-drilled.
“HD” UNIVERSAL SCREW
RICOH tip. Torx25 truss head. Silver coating. At least 15 cycles based on the Kesternich test. In accordance with DIN 50018 S2, OL regulations.