Hollow profile

摘要

Hollow chamber profile (1) comprises a folding air partial region (12) formed in a planar manner over the length of the profile body (4) and a hollow chamber (13) with a base (15) arranged below the folding air partial region. Independent claims are also included for the following: (1) Window with a frame made from the above hollow chamber profile; (2) Door with a frame made from the above hollow chamber; and (3) Screen frame for a window or door having a hollow chamber profile. Preferred Features: The folding air partial region extends from a first vertical side wall of a profile body horizontally in the direction of a second vertical side wall.