Soundproof cabins

A properly constructed soundproof cabin must ensure:

⎯ access to executive materials,
⎯ access to materials made,
⎯ disassembly of the cabin for the purpose of servicing,
⎯ cabin glazing,
⎯ cabin ventilation,
⎯ lighting of part of the cabin interior,
⎯ employee access to the interior of the cabin.