Home Extensions Brisbane

Need some extra living space at your home? Building an Altec extension for your Brisbane home is a great way to take advantage of unused space in your backyard. Our design consultants are experts at creating stylish living spaces, and can ensure your new room blends in with your home’s original structure.

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Your Home Extension Design, Your Way

Altec has been building home extensions in Brisbane, the Sunshine Coast and the Gold Coast for over 40 years. With our experience and expertise, we can help you create a custom home extension design that adds value to your property and utilises unused space in your backyard.




Whether you want to install an ambitious home extension that stands out, or your block has tricky dimensions – no project is too complicated for Altec.



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Altec's Home Extension Designs

We offer an extensive range of home extensions for properties in Brisbane and surrounding areas. Our experts build decks, patios, pergolas, carports and boat shelters of all shapes and sizes. To ensure your new extension lives up to your expectations, our friendly team will work with you from the very beginning of the design process.




Prior to building your patio or other extension, our professionally trained designers will walk you through the process of acquiring council approval and choosing suitable materials for your home extension.



Altec works with a range of colours and hardwearing materials. This will ensure your home extension can withstand Brisbane’s climate and suits your home’s style. Regardless of the weather – rain, hail or shine – your new home extension in Brisbane will be a beautiful space for relaxing and entertaining.

We also offer an assortment of smart features for your home extension. These include:

  • Insulated composite roofing
  • Insulated wall panels inside and outside (finishes include Colorbond steel, ply and gyprock)
  • A large range of guttering colours to coordinate with your home
  • Quality powder-coated aluminium windows in a range of colours.
Your home extension will be a cleverly engineered retreat. With insulation and economical designs, it’ll keep the summer heat away and let you enjoy your new open space.

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We Take Care Of Your Home Extension From Start To Finish


Building your own patio or installing a low-grade design is risky. But by collaborating with Altec, you’ll have the freedom to customise your home extension to your Brisbane home, while our trained designers and builders take care of the details.




It’s easy to build a stylish, affordable and energy-efficient home extension in Brisbane with Altec.



With council regulations and other factors to consider, extending your home can be tricky. To minimise stress the stress involved with adding extra living space, our friendly team will manage every aspect of the design and engineering process. Altec will take care of:

• Meeting energy efficiency ratings
• Maintaining boundary clearances
• Maximising head height
• Choosing the right materials.

We’ve got all your bases covered. All you need to do is choose the right style of extension.

To book a free, no-obligation design consultation with an Altec expert, call us today on 1800 503 682.

Book Your Free Consultation Today

Altec Finance Offers

Apply online today! It's really quick and simple.

Altec can help with two fantastic finance offers:

Offer 1:

Little things. Big things. Everything. NO INTEREST EVER.

That’s not all, though. With Humm, paying a small deposit on the day to make your purchase and a convenient direct debit payment plan, finance can not get any easier.

Easy application process

Fast approval times

Set and forget payment plan

It really doesn’t get any easier than that!

Contact us Today!

Offer 2:

Payment plans available

Borrow up to 30K




***FEES & LENDING CRITEREA APPLY

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Naturally, some terms and conditions apply.
Just call 1800 503 682 today, and find out all about these exclusive offers, available to Altec clients only.

*Continuing credit provided by Certegy Ezi-Pay Pty Ltd. Fees (including Establishment Fee, Monthly Account Keeping fees and Payment Processing fees) charges, terms, conditions and lending criteria apply. Ask in-store for details or visit certegyezipay.com.au

**Not available with any other offer; terms, conditions, fees and charges apply; contact us for full details.

***Approved applicants only, the minimum amount repayable includes the $1.00 Weekly Account Keeping fee (which is calculated daily and is included in the quoted repayment amount). Minimum finance amount $1000. Late payment fee of $4.99 may be charged by Brighte if you miss a repayment. Credit provided by Brighte Capital Pty Limited ABN 74 609 165 906.

Product Guarantee

Altec offers up to 15 year product guarantee on all patio installations.

Workmanship Guarantee

Altec offers a 10 year workmanship guarantee on all patio installations.