Best Security Grates for Windows to Keep Homes Safe and Secure
If you’re seeking reliable window security grates, these five options are focused on preventing falls while staying tamper-resistant and easy to install. Best for families with young children, renters who need sturdy interior solutions, and homeowners seeking non-egress guards for emergency access constraints. This guide compares each product’s suitability, installation approach, and practical limitations so you can choose confidently.
Quick Product Snapshot
| Product | Best For | Key Benefit |
|---|---|---|
| Segal S 4752 Fixed Window Guard | Families with toddlers, interior installations | Adjustable width; tamper-proof screws; white finish |
| Segal S 4767 Carbon Steel Fixed 4-Bar | Homes needing larger openings | Wider range; non-egress; black finish |
| Prime-Line S 4766 Fixed 4-Bar | Budget-friendly, bronze tone | Wide compatibility; sturdy construction |
| Delmoar Fixed Window Safety Guard 19”x 38” (2 Pack) | Vertical windows, larger spans | Two-pack value; 3.8″ bar spacing |
| Delmoar Fixed Window Safety Guard 14”x 38” | Smaller vertical openings | Compact width; easy to install |
Segal S 4752 Adjustable Window Guard

This fixed window guard is designed to prevent accidental falls in interior windows. It uses 0.048 inch thick white carbon steel tubing with 3-7/8 inch bar spacing. The width adjusts from 23-1/2 to 38 inches, offering flexibility for various window sizes. It is a non-egress guard, meaning it cannot be opened in an emergency; consider a hinged version if emergency access is a priority. Best for households needing a dependable, tamper-resistant interior solution.
Who it’s best for: families with small children who require a secure, non-removable guard during daily activity. Why chosen: broad width range accommodates most standard windows; included tamper-proof screws enhance installation security. Limitation: not suitable where emergency egress access is required.
Segal S 4767 Carbon Steel Fixed 4-Bar Grill

This black carbon steel fixed window grill provides a sturdy barrier for wider openings. It positions 3-7/8 inch bar spacing and offers a wider adjustable range from 32-1/2 to 54 inches. It’s a non-egress guard with tamper-proof screws and is designed for interior use only. Better for larger windows or rooms where a longer guard is needed without sacrificing security.
Who it’s best for: homeowners with larger window spans or multi-room setups. Why chosen: taller and wider range reduces gaps in coverage; darker finish can blend with many decors. Caution: ensure window frame compatibility with its extended width before installation.
Prime-Line S 4766 Fixed 4-Bar Grill

Prime-Line’s bronze 4-bar window grill matches many architectural styles while providing strong interior protection. It shares a 3-7/8 inch bar spacing and offers an adjustable width from 23-1/2 to 38 inches. This non-egress guard uses tamper-proof screws for installation security and is intended for interior use. Best for budget-conscious buyers seeking a durable bronze-toned option.
Who it’s best for: homeowners prioritizing a bronze finish and value. Why chosen: good balance of price, security, and adaptability to common window sizes. Caution: confirm finish compatibility with interior trim and other hardware.
Delmoar Fixed Window Safety Guard (2 Pack) 19”x 38”

Delmoar’s 2-pack fixed window safety guards address vertical window openings with a 3.8 inch bar spacing. They are designed for interior installation and are adjustable from 21 to 38 inches in width for the 19-inch height variant. Non-egress, with tamper-resistant screws, these guards are positioned as practical value for multi-window homes. Best for households needing multiple guards or a cost-efficient security upgrade.
Who it’s best for: renters or homeowners installing guards across several rooms. Why chosen: two-pack option adds value and coverage. Caution: not suitable for horizontal sliding or hinged casement windows.
Delmoar Fixed Window Safety Guard 19”x 38” (Single)

This Delmoar guard is a single-panel option for interior use. It features a 3.8 inch bar spacing and an adjustable width from 21 to 38 inches to fit vertical window openings. Non-egress design with tamper-resistant screws makes it a straightforward security addition for individual windows. Choose this if you need a compact, easy-to-install solution for a single window.
Who it’s best for: single-room upgrades or smaller openings. Why chosen: simple, direct fit for common vertical windows. Caution: ensure compatibility with your window casing and surrounding trim.
Delmoar 19”x 38” Fixed Window Guard (Delmoar Choice)

Delmoar offers another 19”x 38” option with a narrow bar spacing of 3.8 inches. It’s a non-egress guard intended for interior use, with tamper-resistant screws supplied. This model is well-suited for vertical windows requiring a longer guard with a slim bar gap. Best for vertical installations that demand robust coverage across wider tall panes.
Who it’s best for: homes needing a consistent aesthetic across multiple high windows. Why chosen: similar feature set as other Delmoar guards with clear vertical-only guidance. Caution: verify exact interior dimensions before ordering.
Buying Guide: Key Considerations For Window Security Grates
- Accessibility: Do you need a non-egress guard or a hinged version for emergency access?
- Window type: Are your windows vertical, horizontal sliding, or hinged casements? Choose guards compatible with your window style.
- Width range: Ensure the guard can telescope to cover the full width of your window without gaps.
- Finish: Color and material (white, black, bronze) should complement interior decor and match hardware.
- Installation: Look for tamper-proof screws and interior-only usage if you prioritize household safety and aesthetics.
- Quantity: If installing multiple guards, consider multi-pack options for better value.
- Durability: Carbon steel options offer strong protection; verify corrosion resistance for humid environments.
FAQ
- What is a non-egress window guard?
A non-egress guard cannot be opened or easily removed, prioritizing child safety but potentially limiting emergency egress. - Are these guards suitable for rental properties?
Yes, especially non-permanent interior guards with tamper-proof screws that deter removal by children but still fit interior frames. - Can these guards fit smaller or unusually shaped windows?
Many models are adjustable, but check the minimum width and bar spacing to ensure a secure fit for irregular openings. - Is vertical installation different from horizontal installation?
Yes. Several guards are designed specifically for vertical windows and are not meant for horizontal sliding windows.
These products offer a range of widths, finishes, and installation approaches to fit common American homes. When selecting, prioritize the window type, necessary egress options, and the number of panes to maximize both security and convenience.