When you live in an apartment, securing accessible windows without blocking egress is essential. This guide highlights five high-quality window guards designed to prevent accidental falls while fitting a variety of window styles. Each option balances safety with installation simplicity, helping renters and condo owners keep kids and pets safe without permanent alterations.
Summary of selected products
| Product | Brand | Width Range | Material | Notes |
|---|---|---|---|---|
| Segal S 4752 Fixed Window Guard | Defender Security | 23.5″ – 38″ | Carbon steel | Non-egress; tamper-proof screws included |
| WAOWAO Extra Wide Window Guard (2 Piece) | WAOWAO | 19.49″ – 33.60″ | Steel, painted | Pressure installation; no drilling |
| SHYUJAJIE Adjustable Window Guards (2 Piece) | SHYUJAJIE | 20.5″ – 41.3″ | Steel | Adjustable; tension-based |
| Delmoar Fixed Window Safety Guard | Delmoar | 21″ – 38″ | Steel | Narrow bar spacing; interior mounting |
| Gardenova Window Guards (2 Piece) | Gardenova | 33.5″ – 63″ | Steel | No-drill installation; solid construction |
Segal S 4752 Fixed Window Guard

Defender Security’s Segal S 4752 is a fixed, non-egress window guard designed to prevent children from accessing open windows. Made from 0.048 inch white carbon steel, it features a 3-7/8 inch bar spacing for safety and uses tamper-proof screws to deter removal. The telescoping width adjusts from 23-1/2″ to 38″ before mounting, making it compatible with many interior window frames. It is intended for interior use only, and it does not provide emergency access capabilities, which is a key consideration for apartments where egress must remain available.
Key considerations: This guard offers solid security with a fixed installation, minimizing the risk of accidental falls. The non-egress design is appropriate for standard bedrooms and living spaces but may require a hinged variant if emergency access is a concern. The included tamper-proof screws aid in long-term stability, though installation should be performed by a capable DIYer or professional to ensure proper alignment and clearance.
WAOWAO Extra Wide Window Guard (2 Piece)

This WAOWAO set is designed for extra-wide, tension-based protection without drilling. The system uses four tension bolts to adjust fit and maintain a strong grip against the window frame. It includes features like a threaded bolt design to increase friction and prevent finger pinching by keeping gaps to a safe width. The guards cover gaps and are painted for a smooth finish, with a stated gap of 2.68 inches to reduce the chance of a child slipping through. They are suitable for various window styles, including sliding and fixed panes in apartments.
Considerations: A tension-based installation is renter-friendly since it avoids wall damage. However, precise tightening is important to maintain security, and the guard’s effectiveness relies on proper contact surface integrity. Wide-fit capabilities make this option versatile for larger or irregular windows common in some apartment layouts.
SHYUJAJIE Adjustable Window Guards (2 Piece)

SHYUJAJIE offers an adjustable 20.5″ – 41.3″ wide two-piece guard designed to fit a wide range of window sizes. Constructed from steel with a painted, smooth finish, these guards are designed to withstand substantial pressure and impact (up to 220 pounds of force and 110 pounds of impact in testing, per listed features). They allow removal in an emergency by adjusting tension bolts, and the gap between rails remains approximately 2.68 inches, reducing fall risk for children.
Why choose this model: The adjustable design makes it suitable for many apartment window configurations, including fixed and sliding windows. The emphasis on a secure tension fit helps maintain stability without permanent modifications, aligning with rental guidelines in many properties.
Delmoar Fixed Window Safety Guard

Delmoar’s fixed window guard offers a straightforward interior mounting approach, designed to be installed over the interior casing for added security. It features a narrow 3.8 inch bar spacing to restrict foot or body passage through the opening and is specified for vertical window installation, suitable for height ranges around 14 inches and widths from 21″ to 38″. This product is described as non-egress, and it’s positioned for interior use only, which is a common requirement for apartment installations where exterior mounting is not feasible.
Considerations: The vertical installation guidance makes it well-suited for certain bedroom or hallway windows, but it may not fit all casement or sliding configurations. Tight bar spacing helps minimize gaps, and the interior mounting aids with preserving wall aesthetics and renter-friendly compliance.
Keplrend Sliding Door Lock Bar (2 Pack)

This product provides an alternative security approach for apartments with sliding windows or doors. The 2-pack sliding door lock bars install inside to help prevent accidental opening, adding a layer of protection particularly for families with children. The setup is described as tool-free and quick, making it convenient for renters who want to enhance window and door security without structural changes.
Gardenova Window Guards (2 Piece)

Gardenova’s two-piece guards promise no-drill installation and a robust design intended to fit window widths from 33.5″ to 63″. The product emphasizes smooth, painted steel with a 2.68″ safety gap between bars to reduce fall risk. It is built to withstand substantial pressure and maintain secure positioning once installed, making it a strong option for multi-story apartment layouts where larger windows exist.
Buying Guide: Key Purchase Considerations For Apartment Window Guards
- Window type compatibility: Determine whether your windows are fixed, sliding, or casement. Some guards are optimized for interior mounting and vertical orientation, while others work with sliding panes.
- Installation method: Consider whether you prefer drilling-free tension mounts, interior mounting over casings, or fixed installations. Renting policies often favor non-permanent options.
- Emergency egress requirements: Many apartments require that guards do not block escape routes. If you need emergency access, choose a model that allows quick removal or a hinged design.
- Bar spacing and gap size: A smaller gap reduces the risk of a child squeezing through, but must balance with window operation. Most guards feature gaps around 2.5 to 3.5 inches.
- Weight and material: Steel guards provide durability, but consider weight for ease of handling during installation and potential relocation when moving.
- Adjustability: Wide ranges and adjustable widths offer flexibility for different window widths, which is helpful in apartments with varied layouts.
- Security features: Tamper-proof screws, reinforced brackets, and non-removable designs deter tampering, an important factor in shared living spaces.
- Maintenance and finish: Painted or powder-coated finishes resist wear from daily use. Look for smooth, burr-free surfaces to prevent scratches to children.
- Emergency preparedness: If any guard is associated with a possible escape route, ensure clear installation instructions to maintain safety without compromising quick exit in emergencies.
In selecting window guards for apartments, weight options range from fixed, non-egress bars to tension-based, drill-free solutions. For renters, the ability to install without wall damage and to remove when moving is especially important. Always verify product suitability for your specific window style and confirm with your landlord or building management if required.