Corridor 400 acoustic gypsum ceiling from Knauf Danoline at the Hamlet Hospital in Denmark 💠 Three times faster installation ✔ 💠 Easy access to service installation during maintenance (no grid is required for this demountable ceiling) ✔ 💠 Made of gypsum, a #healthy and #safe material ✔ 💠 Ceiling with sound absorbing effect #acoustics ✔