Diamond grill, stainless mesh or perforated aluminium?

If you've started looking into security screens, you've probably noticed there isn't just one type. Wander through the options and you'll come across diamond grill, stainless steel mesh, and perforated aluminium, and it's not always obvious what actually separates them, or why one might suit your home better than another.

Here's a plain-English rundown, so you can walk into that conversation already knowing what questions to ask.

Diamond Grill: the traditional option
Diamond grill is the security screen most of us grew up with; the crosshatch pattern you'll still see on plenty of homes across Townsville and the surrounding districts. It's a solid, proven option and remains a popular choice, particularly where budget is the main driver or where it's replacing like-for-like on an older home.

The trade-off is visibility. The grill pattern is more visually dense than newer mesh options, so it can slightly obstruct the view out (and in) compared to finer mesh products.

Diamond grill security screen with glass louvers

​Stainless Steel Mesh: built for the coast
Woven marine-grade stainless steel mesh like SecureView was developed with a very fine weave that's much less visually intrusive than diamond grill. From a few metres back, it can be hard to tell a screen is even there, which matters if you've got a view worth keeping.
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The ‘marine grade’ part isn't just a marketing term. In coastal and tropical parts of North Queensland, salt air and humidity are hard on hardware over time, and marine-grade stainless is specifically formulated to resist that kind of corrosion. If your home is anywhere near the coast, or you've had issues with other metal fittings corroding faster than expected, this is the detail worth asking about.

SecureView stainless mesh security screen with glass louvers. The view is so clear you can hardly see the screen from inside.

Same window from the outside with SecureView stainless mesh. From the outside, you can see the screen.

​Perforated Aluminium Mesh: a lighter-weight middle ground
Perforated aluminium mesh like Xceed sits somewhere between the two. It's made from a sheet of aluminium with small holes punched through it, rather than a woven mesh, which gives it a distinct look and a different feel underhand. It offers good visibility and airflow, and aluminium's natural resistance to corrosion makes it a solid option for our climate too, generally at a different price point to marine-grade stainless.

Xceed security screen on front entry.

So, which one is right for your place?

Honestly, it depends on what you're weighing up:

• Proximity to the coast or salt air? Marine-grade stainless steel mesh like SecureView has the edge here.
• How much you value an unobstructed view? Finer mesh options like SecureView beat diamond grill will give you better visibility than diamond grill.
• Budget: Diamond grill is typically the most cost-effective starting point.
• What's already on the house? Matching existing screens for consistency can simplify the decision.

One thing worth checking regardless of which mesh you're leaning towards: make sure whatever you choose has been tested to the relevant Australian Standard for security screens. That's the difference between a screen that's genuinely rated to resist forced entry and one that just looks the part.
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If you're still not sure which option fits your home, that's a completely normal place to be, a lot of it comes down to seeing and feeling the security screen types side by side. We're always happy to talk through the options for your specific situation.