Security Shutters

Direct from our Johannesburg and Cape Town Factories. Manufacturers, distributors and installers of custom-made adjustable aluminium security shutters. “Breaking a window or door is easy, breaking through reinforced aluminium security shutter takes time and creates noise. This makes the aluminium adjustable security shutters a useful deterrent to intruders looking for an easy way to enter your home or business.” We service the whole of Johannesburg and Cape Town Areas.

Overview

More than ever security is a concern for homeowners, at the same time you don’t want to lose the aesthetic appeal of your home. It’s a commonplace to see burglar bars and security gates on most homes in South Africa, this is part of the reason House of Supreme Security Shutters “stand out” from the rest. Our aluminium shutter House of Supreme Security Shutters range adds security, privacy as well as beauty and value to the home.

We have spent a lot of time developing our Superior Locking System on all House of Supreme Security Shutters and ensuring that the quality, reliability and durability are in line with the high standards of House of Supreme. Testing and constant innovation keep this product ahead of its game. Our shutters have been specially designed from the ground up to add extra strength to the structure and offer superior quality with unsurpassed reliability you simply will not find elsewhere. The adjustable shutter blades are reinforced with hardened steel pins running through the end caps of each shutter to ensure an extremely robust yet attractive alternative to steel gates and burglar bars and to replace the need for additional security on windows and doors.

Security Shutters

Technology

Shutter Supreme

  • Hidden, flush-fitting tamper-proof lock. Double internal latch mechanism.
  • Only requires the key to lock and unlock. No extra components.
  • Secure stainless steel cylinder and bolt lock system secures top (11.5 mm) and bottom (16.5mm) of the shutters. Tension rods, thickened walls and internal structure supports for added stability, strength and security.
  • The double-core shutters are reinforced with 100mm hardened steel rods on both sides of each shutter.
  • Exclusive hidden tilt rod and light line reducer for aesthetics. No bulky bars.
  • Hinges have shouldered/tapered pins that cannot be removed or punched out and the hinges have nylon inserts for quiet operation.
  • The robust framing is a “slim line” to be unobtrusive but secure.
  • Aluminium shutter extrusion – manufactured from IOS/Quality 6063-T6 grade aluminium.
  • Low maintenance, durable and well suited to harsh conditions and South African climates.

Terms and Conditions

Seasonal & location dependent. All environments need to be treated individually, and specific care and maintenance will be required depending on the climate where the shutters have been installed eg. dry Lowveld vs humid coastal.

Colours

We offer a standard colour pallet. We use a high-quality UV-resistant finish, that is SABS-approved. Custom colours are available on request. Ts and Cs apply.

Accurate colours to be confirmed on-site with the representative.

Security Shutters

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Configuration

SHUTTER OPTIONS FOR OPENING AND STACKING

How do our shutters open, stack or fit into your reveals and architraves? It really comes down to how you utilize the space and what most suits your lifestyle. On consultation, we can advise the best solutions for each opening, be it a window, door or exterior space that needs our attention.

Hinged Shutters

Security Shutters

Single Hinged Shutters

Security Shutters

Two Panel Hinged Shutters

These shutters are designed to be kept closed, and the blades tilted for light control and privacy etc. Hinged panels are the most commonly specified for standard windows.

Bi-Fold Shutters

Security Shutters

Four Panel Pivot Hinged Bi-fold Shutters

Security Shutters

Four Panel Double Pivot Hinged Bi-fold Shutters

Designed to be used to cover a doorway or as a room divider and windows. Their main appeal is their ability to fold away from the opening, giving an unobstructed view and greater opening space.

Sliding Shutters

Security Shutters

Open Single Panel Sliding Shutter

Security Shutters

Closed Single Panel Sliding Shutter

Security Shutters

Open Double Bypass Panel Sliding Shutters

Security Shutters

Closed Double Bypass Panel Sliding Shutters

Sliding panels are generally used to cover an opening or divide an area for additional privacy. Their main attraction is their ease of use and that they do not intrude into the room when operated.

FREQUENTLY ASKED QUESTIONS

Security shutters are reinforced window or door coverings designed to combine the elegance of traditional shutters with the strength of a security barrier. Made from materials like architectural-grade aluminium, they consist of interlocking slats that pivot to control light and airflow, or close fully to create a solid protective shield.  

They work by being securely mounted within a frame, with a locking system that fixes the panels in place when closed, making it extremely difficult for intruders to force entry. This dual functionality means you get both style and safety in one solution. 

Yes, our security shutters can be custom-manufactured to fit almost any opening. We also offer different operating styles, including hinged, bi-fold, and sliding systems, so you can choose the configuration that best suits your space and lifestyle. 

When fully closed, security shutters provide an additional insulating layer that helps reduce heat transfer, keeping your home cooler in summer and warmer in winter. The adjustable slats allow you to control the amount of sunlight entering a room, which can reduce glare and protect furniture from UV damage. 

Yes, our security shutters feature a high-quality locking system that can be operated from both sides, depending on your needs and the installation design. This makes them especially convenient for patio doors, verandas, and other outdoor access points, where you might need to lock up from outside before leaving or secure the shutters from inside at night. 

For routine cleaning, just wipe them down with a soft cloth and mild soapy water, then rinse with clean water and dry with a soft towel. Avoid using abrasive pads or harsh chemicals, as these can damage the powder-coated finish. To keep them operating smoothly, occasionally check the moving parts and locking mechanism for dust or debris, and apply a light lubricant if needed. 

Are you Redecorating, Renovating or Building?

House of Supreme can assist you with custom-made window, door and openings treatments that will transform, revitalise and enhance your project! Buy direct now from our Johannesburg and Cape Town Factories.

What makes these aluminium security shutters so strong? 

Our aluminium security shutters are built from high-grade, architectural aluminium, which is a material chosen for its exceptional strength-to-weight ratio and resistance to corrosion.  

Each slat is reinforced internally to prevent bending or warping, even under force, while the frame is engineered to create a rigid, tamper-proof barrier.  

The shutters feature a strong, integrated locking system that secures the panels firmly in place, making them difficult to pry open. Powder-coated finishes add another layer of durability, protecting the metal from rust, UV damage, and harsh weather.  

This combination of precision manufacturing, premium materials, and advanced locking technology means your shutters not only look sleek but also serve as a reliable line of defence against break-ins. 

Can these security shutters be used indoors and outdoors? 

Yes – our aluminium security shutters are designed for both indoor and outdoor use. Thanks to their weather-resistant powder-coated finish and corrosion-proof construction, they can handle rain, wind, and harsh sun without warping or rusting, making them ideal for exterior windows, patios, and balconies.  

Indoors, they offer the same level of security while doubling as a stylish light-control and privacy solution for bedrooms, bathrooms, or living spaces. 

Their sleek design complements modern and traditional interiors, while the solid build offers a long-lasting performance in any environment. If you need to protect your home from intruders or simply add an elegant finishing touch, these shutters perform beautifully in both settings. 

How quickly will my security shutters be installed? 

Once your order is confirmed and measurements are finalised, our team works to deliver and install your security shutters as quickly as possible.  

Because each unit is custom-made to fit your exact openings, manufacturing typically takes a few weeks, depending on the size and complexity of the project.  

Installation itself is usually completed within a single day for most homes, with minimal disruption to your routine. Our trained installers give a precise fit and secure mounting, so your shutters are fully functional from the moment we leave.  

We’ll also guide you through operation and maintenance, so that you’re confident in using your new shutters straight away. 

How many finishes and colours can I choose from? 

Our aluminium security shutters are available in a wide range of finishes and colours, giving you the flexibility to match them perfectly to your home’s style.  

Popular options include classic neutrals like white, charcoal, and bronze, as well as wood-look finishes that mimic the warmth of timber without the upkeep. Powder-coating technology means each colour is fade-resistant and durable, even in harsh sunlight or coastal conditions.  

If you have a specific shade in mind, custom colour matching is also available, allowing you to create a truly personalised look. With so many options, it’s easy to find a finish that blends seamlessly with your décor (inside or out) while still providing the security you need. 

What kind of locking system keeps my home secure? 

Our aluminium security shutters are equipped with a high-security, integrated locking system designed to deter and resist forced entry.  

The lock is built directly into the shutter’s frame, making it tamper-resistant and eliminating exposed parts that intruders could target. A solid stainless-steel bolt secures the panels in place, engaging firmly at both the top and bottom for maximum stability.  

The system is operated with a single, easy-to-use key or lever, allowing you to lock and unlock the shutters smoothly from the inside.  

For added peace of mind, the lock’s components are corrosion-resistant for reliable performance in coastal or high-humidity environments. This combination of solid engineering and discreet design means your shutters provide serious security without compromising on style. 

We also offer privacy shutters for sale.

Are these security shutters bath-proof or pet-safe? 

Yes, our aluminium security shutters are both bath-proof and pet-safe. Made from rust-proof, moisture-resistant aluminium with a durable powder-coated finish, they can be installed in high-humidity areas like bathrooms, kitchens, and even coastal homes without the risk of swelling or corrosion.  

This makes them an excellent alternative to traditional wooden shutters in wet environments. For pet owners, the shutters offer a secure yet safe barrier: the slats are firmly fixed and smooth to the touch, with no sharp edges or hazardous parts. They can withstand the occasional nudge or scratch, while still allowing ventilation and light control.  

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