Benefits of Preventative Aluminium Joists

BRooft(t4) Rated icon

BRooft(t4) Rated

Support structures made from fire and corrosion-resistant steel.

Configurable icon


The Raaft terrace system is modular and can be configured to meet your requirements.

Customisable icon


With lots of different options to choose from the system is fully customisable.

Durable icon


Manufactured to last for a solution that won't let you down.

Easy to install icon

Easy to install

With no fixtures required, each component comes together seamlessly for a quick installation.

Lightweight icon


Raaft joists are strong but lightweight and easy to in stall.

Non-corrosive icon


Made from a corrosion-resistant steel that's built to last.

Robust icon


A robust structure that is more than strong enough for your terrace requirements.

Screwless icon


No screws are required for construction.

Sustainable materials icon

Sustainable materials

Manufactured using sustainable materials with no compromise on quality.

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Preventa Metal Adjustable Pedestals and Accessories

Our Adjustable Steel Pedestals provide ideal support for Raaft Fire-rated Terrace System (BRoof(t4)), reducing costs. They're height-adjustable and made of zinc-coated steel, offering 16 height options, even load distribution, and stability. The steel pedestals work with Raaft Aluminium Joists and are non-combustible and corrosion-resistant. Pedestal Accessories are available for easier installation on various surfaces.

Preventa adjustable pedestal
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