The Sunncamp Air Annexe Plus is apremium inflatable awning extensiondesigned to add valuable sleeping, storage, or living space to compatible Sunncamp awnings. Constructed from durable 300D PRO-TEK fabric with a simple single inflation system, this versatile annexe delivers fast setup, excellent weather protection, and enhanced touring flexibility for caravanning adventures.
UK Caravan Awning Size Guide – Find the Perfect Fit for Your Full or Porch Awning
Looking for the right size awning for your caravan? Whether you’re after a full awning for extended stays or a porch awning for weekend getaways, our UK Caravan Awning Size Guide makes it easy to find the perfect fit. With over 40 years of combined experience and access to a comprehensive UK caravan database, we take the guesswork out of awning sizing.
In this guide, you’ll learn how to measure your caravan for both full and porch awnings, understand A-measurements, and use our easy-to-read awning size chart. Plus, with our Fitment Guarantee and Free UK Delivery, you can shop with confidence.
Your caravan’s A-measurement is the key to finding the correct size full awning. This ensures a snug, weatherproof fit that maximises your comfort and space.
🛠️ How To Measure (Step-by-Step – The Hard Version)
Park your caravan on level ground.
Thread a string (ideally 10m+) through the entire awning rail from one end to the other.
Keep your fingers crossed, you measured correctly.
Same working day dispatch for all orders placed before 1pm.
NEXT WORKING DAY DELIVERY OPTIONS AVAILABLE.
PLEASE NOTE: We do not always have all available sizes and colours of awnings from every supplier available on the shelf. Depending on stock availability, we may dispatch your order straight from our suppliers warehouse. In such circumstances, a delay of up to 24hours may occur.
Sunncamp Air Annexe Plus – Inflatable Awning Annexe with Twilight Inner Tent
Compatible with Inceptor & Ultima Grande Awnings • Single Inflation Air System • Premium 300D PRO-TEK Fabric • Includes Twilight Inner Tent • Waterproof & Flame Retardant • Extra Sleeping or Storage Space
The Sunncamp Air Annexe Plus is a practical and spacious inflatable awning extension designed to seamlessly connect to compatible Sunncamp awnings, including the Inceptor 390, Inceptor 330, and Ultima Grande 390 models.
Manufactured using high-quality 300D PRO-TEK fabric, the annexe offers excellent durability, waterproof protection, and flame-retardant safety, making it ideal for extended touring and seasonal camping use. The strong material construction ensures dependable performance in varying weather conditions while maintaining a lightweight and manageable setup.
Thanks to the integrated single inflation point system, the Air Annexe Plus can be pitched quickly and easily, significantly reducing setup time while maintaining excellent structural stability. It conveniently zips onto either side of compatible awnings, allowing flexible campsite configurations depending on your layout and available pitch space.
Included with the annexe is a premium Twilight Inner Tent, creating a darker and more comfortable sleeping environment for overnight guests or family members. Alternatively, the additional space can be used for luggage, camping equipment, bicycles, or general storage during longer trips.
Whether you need extra accommodation or simply want more organised living space, the Sunncamp Air Annexe Plus delivers excellent versatility, comfort, and convenience for every camping adventure.
What’s Included
Sunncamp Air Annexe Plus
Twilight Inner Tent
Integrated Air Inflation System
Pegging Points & Attachment System
Carry & Storage Bag
Why Choose This Model?
Adds valuable extra space without upgrading to a larger awning
Quick inflatable setup ideal for touring holidays and short stays
Perfect for additional sleeping accommodation or organised storage
Twilight Inner Tent improves overnight comfort and privacy
Durable waterproof PRO-TEK fabric built for reliable outdoor performance
Flexible side attachment suits different campsite layouts and caravan setups
The Sunncamp Air Annexe Plus is the perfect inflatable awning extension for caravanners seeking additional comfort, flexible accommodation, and practical storage space with the convenience of fast inflatable pitching and trusted Sunncamp touring reliability.
£509.00Original price was: £509.00.£335.00Current price is: £335.00.
The CampTech Moto Crown Elite Tall Annexe is a premium inflatable extension designed specifically for the Moto Crown AIR Elite Drive-Away Awning. Offering generous extra space for storage, relaxing, or sleeping accommodation, this tall annexe integrates seamlessly with the awning to enhance comfort and flexibility on your camping trips.
Perfect fit for the Dorema Omega Deluxe Awning. Featuring Matching Privacy Blinds and designed for year round use, the Omega Tall Annexe is the ultimate extension for your seasonal awning.
The Westfield Vega Inner Tent is a practical accessory designed specifically for the Westfield Vega Air Awning, creating a private sleeping compartment or organised storage space inside your awning. Its breathable fabric and lightweight construction ensure comfort and convenience for every camping trip.
£784.99Original price was: £784.99.£449.00Current price is: £449.00.
Expand your Westfield Awning Space. Discover Effortless extension for your existingWestfield 2.0 Awning.Compatible with first and second generation awnings and featuring an array of cleverly designed features, theERIS Premium Tall Annexeis your perfect companion for all your camping adventure.
The Westfield ZODIAC Air Awning Annexe adds extra storage or sleeping space to your Zodiac or pre-2023 Orion 1 awning. Made from HydroTech Ripstop fabric, featuring anti-condensation technology and aquick Air Erect System (AES), this lightweight annex ensures weatherproof, comfortable, and flexible camping living.
The Starcamp Valor Air Annexe offers effortless extra space for your caravan. With its inflatable air frame, durable fabric, and versatile design, it’s the perfect solution for storage, sleeping, or relaxing on your camping trips.
£438.00Original price was: £438.00.£292.00Current price is: £292.00.
The CampTech Tall Annexe for Cayman & Duchess Awnings is a versatile extension designed to expand your awning living space, offering additional room for storage, relaxation, or sleeping accommodation. Constructed from durable Climatech SR16 all-season fabric, it provides reliable performance for year-round touring and extended camping stays
Starcamp Magnum Air Force inner tent designed for the 260 and 390 awnings, creating a private sleeping or storage compartment inside your inflatable awning with quick installation and breathable comfort.
£477.00Original price was: £477.00.£314.00Current price is: £314.00.
The CampTech Viscount | Starline Tall Inflatable Annexe is a spacious and versatile extension designed for the CampTech Viscount 400 Air Awning and compatible Starline models. With a large 210×180 cm footprint and inflatable air frame, it provides flexible additional space for storage, relaxing, or comfortable sleeping accommodation.
£543.00Original price was: £543.00.£367.00Current price is: £367.00.
The Camptech Ascot Utility Tent is a robust, poled PVC storage and kitchen shelter with a 25mm steel frame. Featuring a spacious 250×200 cm footprint, it’s ideal for external storage or a cooking space. Perfect for seasonal pitching and year round caravan sites. Featuring half mesh fly‑screens on side and rear panels, external privacy blinds for complete storage protection.
£502.00Original price was: £502.00.£330.00Current price is: £330.00.
The CampTech Hampton Annexe & Countess Annexe with Blinds is a premium zip-on awning extension designed specifically for CampTech Hampton DL and Countess DL seasonal awnings. Constructed from durable ClimaTech SR21 coated polyester with a strong steel frame, it provides reliable all-season performance while adding extra living, sleeping, or storage space to your caravan setup.
The Westfield Outdoors Neptune Inner Tent is a premium awning accessory designed to add extra sleeping space or storage to your Neptune awning. With a spacious, breathable interior and lightweight construction, it provides comfort, privacy, and practicality for all your camping trips.
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