Patent ID: 11946311
Assignee: PELLA CORPORATION
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 16:
17. A fenestration unit having an interior side and an exterior side, the fenestration unit comprising:
a frame;
a sash including a hydrophobic window pocket, the sash coupled to the frame and defining a gap therebetween;
a hydrophobic window pane including a glazing panel supported by the sash such that the sash surrounds the glazing panel and couples the glazing panel to the frame of the fenestration unit;
a hydrophobic sash cladding including a cladding edge surface configured to extend into the hydrophobic window pocket of the sash; and
a hydrophobic casement seal positioned within the gap between the frame and the sash, the hydrophobic casement seal positioned closer to the interior side than the exterior side.