Chambered window sill profile

Abstract

The subject of the application is a chamber window profile used in window and door joinery construction. The chamber window profile, in cross-section having the form of a closed quadrangular profile, the interior of which is bounded by top and bottom walls and side walls, and is filled with insulating material, is characterized in that it consists of a main strip (1) with a C-shaped outline and a closing strip (9), wherein the main strip (1) has vertical walls (4) which are provided at their ends with longitudinal sockets (2) having edge latching projections (3), while at the horizontal wall (6) the vertical walls (4) are terminated with chamber projections (7) having a quadrangular outline, equipped on the inside with diagonal projections (10), while the closing strip (9) has linear latching projections (11) at its ends corresponding to the shape of the sockets (2),provided with linear snap-in projections (3) and quadrangular embossments (12), the upper walls of which are provided with sideways facing folds (13), flat strips with downward folded edges and diagonal facing projections (14),