Window Security Bar Adjustable From 28 Inches To 48 Inches For Patio Doors Sliding Doors And Double Hung Windows Provides Extra Security While Allowing Fresh Air Quick Easy Install Works Inside Or Outside For Reliable Home Safety

Adjustable Window and Patio Door Security Bar, 28 to 48 in
✔️ Fully adjustable 28 to 48 in; single unit security bar

This adjustable security bar is designed to secure sliding doors and windows, letting you keep a door open for fresh air while preventing unwanted entry. It's a handy addition for patios, balconies, and home offices, and works on inside or outside sliding frames. It supports metal, vinyl, or wood doors without modifying the opening.

✅ Adjustable from 28 to 48 inches (711-1219 mm) to fit most openings
✅ Fits inside or outside sliding doors, works on double-hung & sliding windows
✅ Works with metal, vinyl, or wood frames without door modification
✅ Install with 1/8 inch drill bit and screws; keep glass safe

💡 What is a window and sliding door security bar used for in home security? It provides a handy barrier that keeps openings secure while letting you air out a space.

- Fits openings from 28 to 48 inches (711-1219 mm) - Mounts on inside or outside frames for flexible installation - Works with metal, vinyl, or wood doors and windows - Easy to install with basic tools and no permanent hardware