"Saving Perth Homes From Break-Ins"

Highest Quality Security Doors

Perth's Largest Range
Highest Quality Security Doors
Perth's Largest Range
Highest Quality Security Doors
Perth's Largest Range

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. 

Read More
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.

Read More

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

Read More

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!

Read More

Window Tinting

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

Read More

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.

Read More
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

Do I really need a security door?

Do I really need a security door? Maybe… as you will see a security door provides much more than just security. SECURITY DOOR DURABILITY Many of our clients have us install security doors and screen…

cleaning kit for security doors and windows

How to clean security doors and screens

How to easily clean your mesh security door. Security doors and screens are strong and resilient, but they do need to be maintained like anything else on your home. How to clean security doors and…



Burglaries increase around Easter! With so many homes empty and ripe for the taking by thieves its important we do what we can to minimise our risk. There are a few simple measures you can…