Personalised Style & Liveabilty 

Great Annexes are leading the way in customised annexe wall systems for Caravans, Motorhomes and Campers.

Boasting versatilty, durability and adaptability, a Great Annexe ensures the highest levels of comfort and protection for all types of camping situations.  

Our  two decades of experience has given us the expertise to design and build the annexe of your dreams.

Our Story...

Our Annexe Range...

Designer Annexe


Create and have built the annexe room of your dreams.  

Designer Annexe kits gives you a wide choice in materials, colours, layouts, functions and set up options.

It is packed with a huge list of features and inclusions that delivers the highest levels of comfort and set up versatility.

Great  Designer Annexe Kits gives you the most control in building the perfect room for you.

Key Features

✔ Fully Customisable from our extensive list of choices
✔ All weather protection
✔ Choice of 8oz or 11oz Australian Canvas
✔ Full flexibilty in layout design
✔ Access to our exclusive Lightmaster material option
✔ Fully roll up large windows
✔ End Wall Weather Protector Covers
✔ Central Long Wall Zip (for LSW's with dual windows)


✔ Reversiable Porch Fly - with basic pole kit 
✔ Exclusive 10 Year Warranty!

This annexe packs in all the features, functionality and choice you could ever need and all for a highly competitive price.

Designing your annexe has never been so fun and easy.

To discover your dream annexe

Enquire Now

Camo Annexe

NEW RELEASE - Camo annexe has just landed.  If you are sick of the same old stripes or plains, then this Camo design could be for you.  Check out the video for the full story!

Standard Features and Inclusions on all GREAT Annexes

You get more annexe for your buck with a Great Annexe Wall kit. 

1.   Midge Proof Screens
2.   Australian Made Canvas
3.   Double Stitched Joints
4.   200mm Mudflap Turn-in
5.   Stainless Steel Eyelets
6.   8′ Flared Base
7.   Heavy Duty Moulded Zips
8.   Velcro Connect To RV
9.   Anti Flap Kit Attachment
10. Powdercoated Aluminium Poles
11. Curved Roof Rafters
12. 10 Year Warranty

Great Annexes manufactures using only quality materials and components for lasting style and ongoing performance.

Annexe Size Definition

Small 4.3m or less 2 3 1
Medium 4.6m - 6.1m 2 4 2
Large 6.4m plus 2 4 3

Annexe Base 

Easy Clean Vinyl

Colour Options

  Striped Canvas Options




Easy Clean Vinyl Base





 Plain Canvas Options        

Silver 8oz

Silver 11oz

Midge Screen Options



Standard Layout

Attachment Options

Anti-flap Kit System

Annexe Extension Rooms

Extension Room

Our extension rooms are perfect for those who require an additional sleep out area, shower/toilet room, storage area or just more living space. Our extension rooms are 7' in extension.

Beer Garden

The Beer Garden is a perfect addition for you and all your friends to enjoy the afternoon happy hour. You will have no trouble getting everyone to sit under this easy to erect extension fly.


Great for that additional cover over the BBQ, Gas bottle and boot. This fly feeds into sail track and velcros to the porch to give you a full front patio to enjoy.

Annexe Matting

This lightweight, non-slip and grass friendly matting will give the ground a soft and comfy feeling under your feet. It will also let the dirt and sand pass straight through.
Available in three colour options: Navy Blue, Grey or Green.

Further information...



Download Annexe Range Catalogue

How to Measure Annexe Walls

How to Measure Windskirt Key

Porch Measurement Guide

Subscribe to the RV Warehouse newsletter

Subscribe & receive a free RV Warehouse Care & Maintenance e-book