National Hardware Solid Brass Sash Lock | Traditional Window Security Hardware 16.8cm (6.625 in)

• WINDOW LOCKS SECURITY: Premium solid brass window lock provides enhanced window security for double-hung windows, effectively drawing frames together to eliminate rattling while adding reliable window locks protection for your home.
• WINDOW SASH LOCK REPLACEMENT: Durable brass construction with protective clear lacquer coating ensures maximum corrosion resistance for both interior and exterior window applications, making this an ideal window sash lock replacement solution.
• WINDOW LATCHES FOR OLD WINDOWS: Crescent-type design specifically engineered for traditional double-hung window systems, providing secure window latch functionality that restores proper operation to aging windows with reliable window latches.
• WINDOW HARDWARE SPECIFICATIONS: Measures 6.625 in x 1 in x 2.75 in with all mounting screws included for complete installation, delivering professional-grade window lock replacement capabilities for homeowners seeking quality window hardware.
• DOUBLE HUNG WINDOW LOCK: Advanced window security lock mechanism draws sash frames tightly together, reducing air infiltration and improving energy efficiency while maintaining smooth window operation and enhanced window locks security.
• QUALITY: National Hardware brand ensures over a century of manufacturing excellence with color-coded labeling system for easy identification, backed by proven innovation and superior product standards.

• Prepare Installation Area — Ensure the window is clean and dry. Identify the existing sash lock or latch mechanism on your double-hung window. Remove any old hardware using a screwdriver.
• Position and Mark — Align the National Hardware Sash Lock with the desired position on the window frame and sash. Use a pencil to mark the screw hole locations accurately.
• Secure the Lock — Drill pilot holes if necessary (especially for wood). If mounting on concrete or brick, use appropriate masonry anchors. Screw the sash lock firmly into place using the included mounting screws.
• Test Operation — Gently operate the window sash to ensure the lock engages smoothly and securely. Check that it draws the frames together tightly, eliminating rattles and providing the desired security.

Typical situations where National Hardware Solid Brass Sash Lock | Traditional Window Security Hardware 16.8cm (6.625 in) helps — illustrative scenarios, not customer reviews.