"Saving Perth Homes From Break-Ins"

Security enclosure

Highest Quality Security Doors

Perth's Security Doors and Screens Specialist

Stacking security door

Highest Quality Security Doors

Perth's Largest Range

Stainless Steel Security Screens

Highest Quality Security Doors

Perth's No1 Trusted Security Company

KNA Home Security Screens and Doors Perth, WA

Taking Care Of Your Property

Our specialist equipment can provide you with the essential protection for both your family and home. We specialise in providing the highest quality, strongest and most resilient security doors in Perth.

Boasting over three decades in the industry, we are confident in providing you with the most effective solutions to protect your property. And as we’re a family owned and run business, you can feel reassured knowing you will be treated to both the best quality service and products available in WA.





Security For Your Home

Security Doors & Screens

KNA Security have one of the largest ranges of security doors, and screens available, so we can accommodate any budget. 

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8mp CCTV

CCTV Camera Systems

Our system is state of the art, using the very latest technologies from the largest CCTV manufacturer in the world.

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Security Systems

We offer high-quality Security Alarm Systems that are robust and host an array of solid features. We give you the best in both quality, reliability and cost

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Roller Shutters

KNA Security provide only the best in Roller Shutter technologies engineered in Germany backed by a 10 year warranty on both shutters and motors!

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Window Tinting

We do not use cheaper metal based films. Our products will perform, give the best heat reduction, privacy, glare reduction and reflection.

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No Interest Ever

Get your home and family secured sooner with a No Interest Ever!* set and forget payment plan. You never pay interest on the amount you owe.

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What Our Customers Say

Lucie Bowers

"Great service and a friendly company to do business with. Very happy with the service we received. Thanks guys. Will be recommending you to people."

Erica Wilkinson

"Just had my security screens installed today and I'm so happy with them. They look great and feel sturdy. Couldn't be happier. Highly recommend"

Tips and Tricks


What to look for in Sliding Security Doors

Sliding Security Doors in Perth Also known as sliding screen doors, these doors replace your fly-screens that generally come with the glass sliding door. Having a security door not only increases Security, they increase durability, aesthetics,…


Invisi Gard vs Other Security Doors in Perth

Choosing the right door system and company? Invisi Gard vs Invisi-Gard and other similar brands are a system of building a stainless steel security door  that meet a security requirement. Some systems use 316 Marine Grade…


13 DIY tips for securing your home

REDUCE YOUR RISK! Crime is on the rise. Securing your home is all about reducing your risk, if someone really wants to get in they will. However, most burglaries are opportunistic in nature and are…