1 x Chipboard Screw Countersunk Head Pozi PZ2 4X70 Partial Thread Zinc Plated

For fixing 60 mm extruded polystyrene panels to rafters (attic) For 60 mm Sopra XPS 300 Multi panels in 1250x600 mm

For fixing extruded polystyrene panels (60 mm thick) directly onto rafters for attic insulation. SOPREMA brand extruded polystyrene panel, reference SOPRAXPS 300 MULTI BF, 1250 x 600 mm

Screwing a formwork structure We will use these screws to mount a wooden structure (half rafter) in order to make a lime hemp coating.

fixing battens to be able to mount