1/2" x 3/4" Parting Strip (8432PRF) – Primed Finger Jointed Moulding is a precision-milled component designed primarily for double-hung window assemblies and other sliding applications. Installed within the window jamb, this parting strip creates a clean separation between upper and lower sashes, helping ensure smooth operation and proper alignment. The 3/4" width fits standard jamb configurations, while the 1/2" thickness provides dependable strength without excess bulk. Manufactured from primed finger jointed material for improved straightness and stability, it arrives paint-ready to streamline installation in both new construction and restoration projects.