Patent ID: 11946313
Assignee: QUAKER WINDOW PRODUCTS CO.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 9:
10. A method of assembling the fenestration unit of claim 1, the method comprising:
installing the sill flashing in an opening;
positioning the jambs in the opening; and
positioning the frame sill on the sill corner blocks arranged to align the frame sill on the sill flashing, the frame sill including the first track and the second track, wherein the first panel frame and the first glass unit are slidable along the first track, and wherein the second panel frame and the second glass unit are slidable along the second track, the sill flashing including the base extending under the first and second tracks and the wall extending upward from an edge of the base to inhibit moisture intrusion through the fenestration unit, the frame sill is sized to entirely cover the base and the wall of the sill flashing, wherein the frame sill is removable from the fenestration unit without disassembling the sill flashing and the jambs.