Design. The design of Alfa door model is the best example of non-trivial decoration, the simplicity and purity of lines. The colors and environmentally friendly Ecoveneer coating resembles wood structure and fits well in the interiors of modern apartments.
Security. The optimal thickness of steel ensures a high level of resistance to hacking and reduces the load on the door hinges and aperture. Reinforced steel plate in the lock’s area prevent drilling and hacking the locks.
Heat & sound insulation. Good noise insulation of 32 dB and a high level of impermeabilty is provided by two contours of sealing around the perimeter of the whole door. Steel Line uses environmentally friendly insulation «Knauf».
. The advanced improvement of the locking system make the locks work smoothly and provide durable and reliable service. Painting 100% of external and internal surface of the front metal door Alpha by durable polymer coating protects the door from corrosion.