How to Break a Window Quietly (Car or House)

break a window quietly

Last updated: April 14, 2022 at 9:58 am

In a perfect world, you would be able to repair the window or door that is broken but that’s not always an option. If you are looking at replacing your broken window or door glass, whether it’s for security purposes or aesthetic reasons, there are different ways to go about breaking it.

This article will look at some of the most effective ways to break glass quietly.

9 Tips for Breaking a Window Quietly

There are multiple reasons for breaking your window glass quietly. You’re either renovating and want to reduce the glass shattering noise to the bare minimum, or you want to break into your house after losing your key and you don’t want to attract attention.

1. Use a Thick Cloth

The first thing you should do is cover the window with a thick cloth like a blanket. The blanket will help insulate the sound so that it doesn’t echo off nearby objects and make too much noise. This will also help protect you from getting cut by any remaining glass shards after the break.

2. Do It Slowly

This is usually not possible when you need to get inside fast, but if you have plenty of time on your hands, try breaking the window slowly by applying pressure in small increments over a long time. This will gradually weaken the glass until it shatters without making any sound.

3. Break the Corners First

If you can hit one of the corners first, it will weaken the structure of the window and make it easier to break through it. Use a tool that has some give like a tire iron or wooden board so that you don’t injure yourself when breaking through the corners.

4. Use Water

Water expands when heated and contracts, when cooled down so applying heat and cold cycles, can cause cracks in the glass and make it easier for you to break through. You can use this method by placing ice on a small part of the window and then using a blow dryer to heat an adjacent part of the window.

5. Aim for the Edges

Hitting dead centre is not the best approach when you are in a hurry to break into a window. Glass is a brittle material, and its weakness is exploited by breaking it at its edges. The edges of the pane are not as strong as the middle; they are much thinner and therefore easier to shatter.

The weakest spots on the glass are located at the corners.

6. Put Tape on the Window First

Use duct tape or masking tape to cover the outer surface of the window glass on all sides before breaking it. The tape will catch any loose shards of glass that might fly off during impact. Therefore, keeping them from falling onto the ground and making noise.

7. Wedge Rubber into the Frame of the Window

The rubber will muffle any sound that is made when you hit the window with an object. You can also use other materials instead of rubber, such as rolled-up socks or towels.

Once you’ve wedged the material into the window, aim your object at a spot on the window where it’s already cracked or broken. If there aren’t any cracks, aim for a corner of the window.

8. Use the Right Tool

There are many different tools you can use to break the glass but all of them do it in slightly different ways so choose wisely here. For example, if you use a brick, it will probably make more noise than say using a golf club.

If you want to be very quiet and precise about where you break the glass, use something like a hammer and chisel (sometimes called a cold chisel). This is especially useful if there is only one piece of glass that needs to be broken.

9. Wrap the Tool in a Towel or Cloth

The noise of breaking glass is caused by the surface shattering. But if you wrap something in cloth or use a plastic tool, that muffles the sound and mutes any rattle of the glass as it breaks. Whatever is your tool of choice, wrap it in a towel or cloth (don’t use your favourite blanket!) and carefully tap the glass.

The towel will absorb most of the noise and prevent any or at least most of the glass from flying away from the window.

Tools for Breaking a Window Quietly

Not every tool is suitable for breaking a window glass without making noise. There are only certain tools that can be used for this purpose. Let’s look at the tools you can use to break your window quietly and what makes them effective.

Glass Cutter

A glass cutter is a tool used for cutting glass. It is a hand-held tool with a hard steel wheel that is used to cut the surface of a piece of glass which causes stress on the surface. Thus resulting in the separation of the material along the cut line.

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You can use glass cutters on both thick and thin pieces of glass, but it may require more pressure if it has to penetrate through thick glass. After cutting, gently tap on the cut line and then apply pressure at the point where it breaks along the line. If done properly, this method should work.

Drill Bits

Drill bits can be used as an alternative to glass cutters for breaking window panes smoothly. If you are looking for speed and efficiency in breaking your windowpane, then drill bits are what you need.

Just like the glass breaker, drill bits it doesn’t require much strength from you to use it, and it doesn’t make noise. It doesn’t just cut holes in the glass; it breaks them. All you must do is aim at the spot you want to cut and apply some pressure on it; that’s all.

Use a Hammer and Nail

One of the simplest ways to break a window quietly is by using a hammer and nail. The goal here is not to punch through the glass with one swing, but rather to make multiple small holes in the glass so that it will crumble more easily.

To do this, place the nail against the point where you want the hole and hit it with the hammer until it breaks through. You can continue doing this until you have a hole large enough for your needs. Just be careful not to let anyone see what you are doing, or they may call the police on you.

The Window Punch

The window punch is another great tool that is used for breaking window glass without making any noise or fuss. It has a spring-loaded tip that allows you to easily apply pressure on the window when using it, making its use easier and more comfortable for you. It’s also very easy to carry around as its size makes it portable enough for storage.

Glass Breaker

A glass breaker is an amazing tool that can be used to break your window. A glass breaker is a hammer with a pointy metal tip, often at either side. To use it, all you have to do is aim at the window and give a little bit of force. This will break the window in seconds. It’s easy to use, and it’s not harsh on the hand.

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Air Wedge

This is a plastic wedge-looking tool that is used in prying open doors without causing damage to the car. The air wedge can also be used for breaking windows quietly by putting it between the window and the frame. It helps create a gap through which you can insert a rod or any other instrument to break the window from inside.

Windscreen Sucker

This tool is used in removing windscreens from cars but can also be used in breaking your window glasses quietly. It’s easy to use and has a long handle which allows you to smash the sucker against the window pane without getting cut by the broken glass.

A Rubber Hammer with a Cloth

Covering the head of a hammer with a cloth and then striking it against the windowpane will reduce the sound produced by the impact. The cloth is also useful at preventing tiny pieces of broken glass from getting all over you after smashing it against the pane.

Final Thought

If you’re going to replace your broken window or door glass, you’re going to have to break the old glass. Whether it’s for home improvement overhaul, or any other reason, safety should always come first and foremost. Improper glass breaking can cause extreme injury.

Please follow the tips provided in this article. They will help keep both you and your loved ones safe from heavy glass shards that could cause extensive damage.

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About the Author: AJ

AJ is a self-confessed soundproofing nut. He has written full-time on Quiet Living for the past 4 years, and has a wealth of knowledge about living a quieter life, soundproofing and fixing loud noises.

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