Reinforced door, WHB 32DB
Reinforced doors have a chipboard (extruded tubular chipboard), which makes the door design durable and stable, and provides better acoustic insulation. These doors can be installed in hospital wards, school classrooms, in offices of business centers.
Web thickness - 40 mm.
In the strapping of the canvas, a combination of pine and LVL timber was used.
On the box is the outline of the soundproof seal.