Prepare levels and spread the mix by carefully tamping and floating the surface to obtain a better finish. Minimum thickness above coils: 3 cm. Place a metal reinforcing mesh at half the thickness or include MAPEFIBRE ST30 structural fibres.
Cut the cartridge screw thread, screw the nozzle and cut it at 45° angle according to the size of the joint to be filled. Insert the cartridge in the gun and extrude the product.