Why Burglar Bars Work Better Than Other Window Security Solutions
Many homeowners turn to sliding glass locks or basic window latches for protection, only to discover how easily those systems can be bypassed. A determined intruder can slip a slim jim between panes or jimmy open a latch in seconds. Burglar bars door-style security raises the bar—literally. By installing a physical barrier of heavy-gauge steel across each opening, you eliminate the vulnerability of glass and locks.
SWB’s secure window bars employ galvanized, powder-coated steel that resists corrosion and tampering. Unlike flimsy burglary bar clips or temporary locking devices, our products are welded at every joint and anchored directly into the window frame or surrounding masonry. Even if someone shatters the glass, they’ll confront a solid array of steel designed to stop power tools, pry bars, and drills in their tracks. That makes “burglar bars” the gold standard for home intrusion prevention.

Choosing the Right Security Solution for Your Window
Before you place an order, pinpoint your primary objective: deterrence, delay, or denial. If you aim to prevent opportunistic break-ins, Slim Line Model A might be sufficient. But for maximum denial—making it virtually impossible for an intruder to enter—you’ll want the rugged Heavy Duty Model B or a combination of secure window bars plus secondary locking accessories like sliding glass locks for double-pane installations.
Start by asking:
What is the crime rate in my area?
How visible are my windows from the street?
Do I need egress windows for fire safety?
Your answers guide the configuration that balances security, design, and emergency requirements. SWB’s technical team can help you evaluate whether a burglary bar system or hybrid approach with reinforced locks and sensors makes the most sense.

Accurate Measurement Is the Foundation of a Perfect Fit
Measuring for burglar bars demands precision. A mis-fit can leave gaps that jeopardize security, or an overly tight frame that complicates installation.
- Clean and Inspect the Frame
Wipe down the inner perimeter of your window opening, removing paint flakes, caulk residue, and debris. A level surface ensures the bars sit flush. - Check Vertical and Horizontal Plumb
Use a carpenter’s level to detect any bowing or settling in the frame. If deviations exceed 2 mm, insert shims to correct the alignment before measuring. - Record the Narrowest Width
Measure across the top, middle, and bottom of the opening. Use the smallest figure for your order to guarantee the bars fit without forcing. - Record the Shortest Height
Measure left and right sides, again using the shorter dimension. Keep in mind SWB modules are 40 cm wide; a 1 m opening typically requires three modules (two full modules plus one custom-sized). - Document Wall Thickness
Knowing the depth of your wall or window jamb helps determine bracket length and anchor type. - Sketch a Simple Diagram
Label your measurements clearly. This accelerates quote turnaround and minimizes errors.

Step-by-Step Installation Guide
Installation may seem daunting, but with the right tools and careful preparation, you can achieve a professional result in under two hours per window.
Tools and Materials
Drill with masonry bits (if mounting to brick or concrete)
1/4″ – 3/8″ steel anchors (depending on wall thickness)
Power screwdriver or impact driver
Metal-cutting saw (for on-site module adjustments)
Carpenter’s level, tape measure, pencil
Safety glasses, work gloves
- Lay Out the Modules
Arrange each secure window bar module on the ground in order. Check that the welded seams and end-caps face up and toward the outside. - Position the Top Bracket
Hold the top bracket flush to the frame edge. Level horizontally, then mark pilot holes with a pencil. - Pre-Drill Pilot Holes
For brick or concrete, use a masonry bit one size smaller than your anchor diameter. Drill to the depth of the anchor plus 5 mm. - Attach Top Bracket
Insert anchors, then secure the bracket snugly—but avoid overtightening, which can deform the steel. - Secure the Bottom Bracket
Repeat steps 2–4 at the base of the window opening. Confirm vertical alignment by placing a level against the two brackets. - Insert the Bar Module
Slide the first module into the top and bottom brackets. It should click into place without excessive force. - Connect Subsequent Modules
Align the tongue-and-groove connectors, then tap lightly with a rubber mallet to lock. For “burglar bars door” models, hinge pins are installed at this stage. - Fasten Side Brackets (if applicable)
For extra stability or egress configurations, side brackets can be added. Follow the same marking and drilling process. - Test the Fit and Function
If you have a door-style module, open and close to ensure smooth operation. For fixed bars, confirm there is no lateral play. - Seal and Touch Up
Apply a thin bead of silicone around the frame perimeter to seal against water intrusion. Finally, touch up any scratched paint with a matching powder-coat spray.

Common Questions About Burglar Bars
Are burglar bars legal in residential neighborhoods?
Most jurisdictions permit bars on ground-level windows, provided emergency egress requirements are met. Always verify your local building codes before installation.
Will burglar bars lower my home’s resale value?
On the contrary, professional installation by SWB can increase curb appeal for security-conscious buyers and may even lower homeowner’s insurance premiums.
Can a burglar cut through these bars?
SWB’s bars are fabricated from grade-A structural steel with ASTM certification. Cutting through them without industrial-grade tools takes so long that most intruders will abandon the effort.
What’s the difference between a burglary bar and a burglar bars door?
A burglary bar is a fixed, non-operable unit. A burglar bars door incorporates hinges and a locking mechanism to allow egress from the inside.
Why choose SWB for my window security bars?
Decades of expertise in steel fabrication and welding
Custom sizing to fit any opening, including arched and sliding windows
Powder-coat finishes in multiple colors for seamless integration with trim
UL-listed emergency release options for code compliance

Burglar Bars: Final Thoughts and Next Steps
Your home is your sanctuary, and every window you secure is a line of defense against the unexpected. Burglar bars deliver unmatched peace of mind by transforming vulnerable glass into impenetrable steel. From accurate measurement to lifetime maintenance, SWB stands by every product with technical support and warranty coverage.
Now that you’ve read this tutorial, it’s time to take action. Measure your windows, reach out to SWB for a personalized quote, and schedule your installation. Rest easy tonight knowing you’ve fortified your home with the best window security bars on the market.
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