Condensation water-free insulation system for passenger aircraft

An aircraft with an aircraft fuselage, comprising:

• an exterior skin and a passenger cabin located therein, which is equipped with an insulation arrangement having at least one insulation packet that consists of a dimensionally stiff foam, and comprises a shape corresponding at least with a structural component on the exterior skin such that the at least one insulation packet is retained on the structural component without attachment elements and the at least one insulation packet includes a drainage element.

An insulation packet comprising:

• a dimensionally rigid foam, which comprises a shape corresponding at least with a structural component on an exterior skin of an aircraft fuselage, and is set up to be retained on the at least one structural component without attachment elements, and
• a drainage opening at its lower end.