News // April 13, 2026

7 Reasons Australian Homes Need a Security Door with Their Front Door

Your front door is meant to protect your home, but a standard door forces a compromise. Open it for fresh air and you reduce security. Keep it closed and you lose ventilation, comfort, and connection to the outside.

A security door removes that compromise. You can open your main door for airflow while still maintaining a strong, tested barrier between your home and the street. At Security Plus Shutters, we’ve been supplying and installing security doors across Melbourne and Sydney since 1992. Here are eight reasons homeowners consistently say it’s one of the smartest upgrades they’ve made.

Key Takeaways

• Security doors are tested to Australian Standard AS 5039, impact, knife attack, jemmy attack, and lock strength. Standard doors are held to nothing like that.
• You can leave the main door wide open for airflow and light and still have a certified barrier locked in front of it.
• Quality security doors use 316 marine grade stainless steel mesh. Pocket knives don’t get through it.
• Most break-ins are opportunistic. A security door makes your place look like work, and intruders move on.
• They come in hinged, sliding, and stacker configurations, in a solid range of finishes, so they actually suit the house.

Reason 1: Security Doors Meet Australian Standards That Standard Doors Don’t

The biggest gap between a security door and a standard door isn’t the steel, it’s the testing. Australian Standard AS 5039 puts security doors through the wringer: a weighted pendulum swung into the door to simulate a kick or shoulder charge, a knife shear test on the mesh, a jemmy test on the frame, and lock and hinge integrity tests. Standard doors are never put through any of this.

According to the Australian Building Codes Board, a product that meets AS 5039 gives a meaningfully higher level of protection than one meeting only the lower AS 1905 safety standard, which is what most of the cheap “safety doors” on the market are actually certified to. Same shelf, very different product.

Security Plus Shutters security doors are tested and certified to AS 5039. Our Invisi Gard range uses high tensile 316 marine grade stainless steel mesh, the toughest mesh on the residential market. A standard front door can be kicked in. A standard fly screen can be sliced in seconds. A certified security door is a different animal, have a look at our security door range for the full lineup.

Reason 2: You Can Actually Leave the Door Open

This is the one that sells people the moment they try it. With a security door installed, you can throw the main door wide open and let air and light flood the house, without exposing your family to the street. On a warm Melbourne or Sydney afternoon, catching the breeze through the hallway while a locked steel barrier sits between you and the footpath is genuinely a different way to live in your home.

A standard door gives you two options: open or closed. Breeze, or security. A security door adds a third: open and secure. Plenty of our customers tell us they run the house like this all summer and barely touch the air conditioner.

Reason 3: They Look Like a Headache, That’s the Point

Most break-ins aren’t masterminded. They’re opportunistic. An intruder walks up, sizes up the entry, and decides whether to have a go or move on. A robust security door, steel mesh, heavy duty aluminium frame, visible locking hardware, reads as “not worth the time” before anyone even touches the handle.

The Australian Institute of Criminology notes that visible security is one of the most effective deterrents against opportunistic residential burglary, because would-be intruders weigh risk against reward at the point of approach. A standard door with a fly screen doesn’t change the maths. A security door rewrites it.

Reason 4: Stainless Steel Mesh Laughs at Pocket Knives

Standard fly screens are fibreglass or thin aluminium. A pocketknife gets through them in a few seconds. After that it’s a hand through the hole, a flick of the latch, and you’re in. It’s quick, it’s quiet, and it leaves almost no sign of forced entry, which is exactly why it’s one of the most common ways burglars get inside.

High tensile 316 marine grade stainless steel mesh doesn’t play that game. The knife shear test in AS 5039 is specifically designed to certify resistance to this kind of attack.

Reason 5: Three Lock Points Beat One, Every Time

A standard front door usually has one deadbolt and a latch in the middle of the door. Everything that keeps an intruder out is concentrated in a single spot, which is exactly where a crowbar or a well-placed kick is going.

Security Plus Shutters security doors use the Austral triple locking system: lock points at the top, middle, and bottom of the frame. Force gets spread across the whole door instead of concentrated in one place, and the deep channel grooves in the frame spread any impact across the full edge. Kicks and shoulder charges that would pop a single-point lock just don’t go anywhere. And if you want day-to-day convenience on top of all that, the Push 2 Go Austral lock gives you one-touch locking at the door.

Reason 6: Light and Airflow Without the Security Trade-off

A security door isn’t just a security product. It quietly changes how the house feels. Natural light keeps coming in through the day even when the main door is closed behind it. Air moves through the house. You still feel connected to what’s happening outside instead of sealed off from it.

If your front door faces east or west, a solid slab as the main barrier blocks the morning or afternoon light that would otherwise warm up the entry naturally. Put a security door out front and that light comes in all day, with the extra security letting the main door stay open as long as you want.

Reason 7: Custom Built for Your Doorway

Off-the-shelf doors are cut to an approximate fit. Security Plus Shutters security doors are made to the exact dimensions of your doorway. Every door is hand built to fit the opening it goes into, so the frame-to-wall seal is tight, the locking engagement is right, and the finish lines up cleanly with the rest of the house.

That precision matters. A door that doesn’t sit exactly in its frame leaves gaps, and gaps compromise both the seal and the security. A custom fit closes those gaps so the AS 5039 performance translates into real-world performance at your front door. Security Plus Shutters security doors are available in aluminium and stainless steel, in hinged, sliding, and stacker formats, and in a range of powder coat colours to match the rest of the house.

Wrapping Up

A security door isn’t a luxury add-on. For Australian homes it’s one of the most practical security upgrades you can make. It lets you open the door without opening the house, it’s certified against the tests that matter, it turns away opportunistic intruders before they get close, and it brings in the light, airflow, and privacy a standard door flat-out can’t. Add that up across eight different fronts and it’s easy to see why security doors are one of the most popular home upgrades in Melbourne and Sydney.

Security Plus Shutters has been building and installing security doors since 1992. We supply and install across Melbourne and Sydney with a free measure and quote, and every door is backed by our manufacturer warranty. Call us today and let’s have a look at your front door.

FAQs

What’s the difference between a security door and a standard door?

A security door has a high tensile stainless steel or aluminium mesh built into the door itself, so you still get airflow, light, and visibility while a certified barrier keeps people out. It’s tested to AS 5039 for impact, knife attack, jemmy attack, and lock strength. A standard door is a solid slab with no equivalent testing behind it. The real unlock is being able to leave your main door open and still be secure.

Can people see through a security door from outside?

Standard security mesh already gives you decent privacy in daylight, you can see out clearly, and someone standing on the step mostly can’t see in. The Security Plus Shutters Privacy Plus door is designed to push that effect further. Your installer can point you at the right option for your place.

What Australian standards do security doors need to meet?

AS 5039 is the one that matters. It covers security doors and window grilles and specifies testing for dynamic impact, knife shear, jemmy attack, and lock and hinge integrity. Security Plus Shutters security doors are tested and certified to AS 5039. Products that only meet the lower AS 1905 safety standard aren’t in the same ballpark.

How do security doors help with energy efficiency?

They let you keep the main door open and catch the cross breeze without a security risk. Over an Australian summer, that adds up to serious time off the air conditioner, and a power bill that reflects it. A solid door can’t give you any of that.

How long do security doors last?

A quality security door, aluminium frame, 316 marine grade stainless steel mesh, the Invisi Gard spec, should comfortably last 15 years or more with normal maintenance. That mesh handles corrosion, UV, and physical knocks far better than fibreglass or thin aluminium ever could.