Concealed modules are angles that make up the frame in metal suspended ceiling systems.
Product Standard: TS EN 13964
It is a ready-bended, carrier profile used in curved suspended ceiling applications.
It is a special Gypsum Board® type which is resistant to impact, its strength, fire and water resistance and sound insulation properties have been increased. The front and back sides are covered with blue paper.
Knauf Fireboard® is a joint sealant used in joints of plasterboard types.