TheSunnCamp Swift Air Extreme 390 SC is the largest model in the Swift Air Extreme range, offering an impressive amount of living space while retaining the convenience of fast inflatable pitching. Built using Air Volution Single Inflation Technology and robust 300D PRO-TEK fabric, this premium caravan porch awning delivers superior comfort, weather protection, and flexibility for longer touring holidays and family camping 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 Swift Air Extreme 390 SC Inflatable Caravan Porch Awning
Spacious Premium Air Awning for Extended Touring Comfort
Air Volution Single Inflation | 300D PRO-TEK Fabric | 390cm Width | Enhanced Roof Profile | Large Living Space | Optional Canopy Configuration
For caravanners who want maximum space without the complexity of a traditional pole awning, the Swift Air Extreme 390 SC provides an outstanding solution.
The generous 390cm width creates a spacious living area perfect for dining, relaxing, storing equipment, or entertaining guests on-site. Thanks to SunnCamp’s Air Volution Single Inflation System, the entire awning pitches quickly from a single inflation point, reducing setup effort and getting you settled faster.
Constructed from premium 300D PRO-TEK fabric, the awning offers excellent waterproofing, durability, and flame-retardant protection. The upgraded roof profile helps improve water runoff and structural performance, while large windows and side door mesh panels maintain a bright, airy interior.
The front door can be rolled away or converted into a canopy using optional poles, creating an impressive sheltered outdoor space. Compatibility with the optional Buckle-Fit Sun Canopy and Buckle-Fit Sun Canopy Plus further enhances versatility for longer stays.
Optional accessories including a roof lining, luxury carpet, breathable groundsheet, and 2-berth inner tent allow you to customise the awning to suit your touring requirements.
What’s Included
SunnCamp Swift Air Extreme 390 SC Awning
Manual Inflation Pump
Storm Buckles & Reflective Webbing Straps
Draught Skirt
Pegs for Main Pegging Points
Carry / Storage Bag
Setup Instructions
Why Choose This Model?
Extra-Large Living Area for extended touring holidays
Fast Inflatable Setup with minimal effort required
Premium PRO-TEK Fabric Construction for reliable weather protection
Excellent Interior Brightness through large panoramic windows
Flexible Front Canopy Option for outdoor relaxation space
Expandable with Sun Canopies and Accessories for greater versatility
The SunnCamp Swift Air Extreme 390 SC combines impressive living space, premium materials, and fast inflatable pitching to create a luxury touring awning designed for caravanners who want maximum comfort on every adventure.
The Starcamp Quick’n Easy Air Inflatable Awning is designed for speed, simplicity, and durability, offering a lightweight and compact solution for caravanners who value quick setup and reliable protection. Available in four sizes (225–385 cm), it combines WeatherTex 150D fire-retardant fabric, zipped fly screen doors, and privacy blinds—making it the perfect companion for both weekend trips and extended stays.
The StarCamp Siesta Air is a premium inflatable caravan porch awning designed for caravanners seekingfast setup, generous living space, and dependable all-weather performance. Featuring an advanced Easy Air Frame System, durable KlimaTex 300D PU-coated polyester, and a spacious 400 x 280cm footprint, it provides outstanding comfort, ventilation, and flexibility for touring and extended camping stays.
Lightweight, durable, and easy to pitch, the Camptech Countess Touring Air Porch Awning is designed for touring caravanners who want comfort and flexibility without excess bulk. With a compact footprint, adaptable panels, and fast single-point inflation, it is ideal for short stays and regular touring.
Following the success of the groundbreaking StarCamp model, Dorema have recreated the Magnum AirForce with the latest TenCate DormaTex All Season Coated Fabric, to produce the ultimate seasonal porch awning. Available in 260 & 390cm lengths with width of 2.8m, the Magnum AiR Force quickly extends with an optional AddEx to create the ultimate luxurious enclosed space, designed for all season use.
The Camptech Starline 260 Air Awning is one of the most popular mid‑size inflatable porch awnings in the UK—offering an ideal balance of living space, lightweight handling and quick pitching. Built from durable Climatech 210D material and supported by individual inflation points, it provides excellent stability and ventilation through its fly-screened side doors. With two large front windows, a 250cm depth and a comfortable 260cm width, it’s perfect for weekend touring or short camping stays. Now upgraded with Free Storm Straps, Fast UK Delivery and flexible 0% Finance options.
The Camptech Starline 200 Air Awning delivers impressive performance in a compact 200cm format, making it perfect for weekend touring and smaller caravans—including the Swift Basecamp. Built from durable Climatech 210D fabric with individual inflation points for quick pitching, it offers excellent headroom, mesh‑ventilated side doors and privacy blinds. A lightweight, easy‑handling air awning that punches above its size—now upgraded with Free Storm Straps, Fast UK Delivery and 0% Finance options for a hassle‑free upgrade.
Ultra-lightweight air porch awning with fast single-beam inflation, premium weather protection, and a compact footprint—ideal for quick, hassle-free touring.
SIZE CLEARANCE!Available in selected sizes. Limited Stock available of the Robust Camptech Buckingham DL with 25mm Steel Frame. Featuring 300 cm depth, customisable door layout, privacy blinds, and SR21 all-season fabric with a sturdy 25mm steel frame.Offered now with up to 25% OFF RRP
The Camptech Prince DL Porch Awning is a compact yet highly versatile touring awning, offering excellent durability, ventilation, and layout flexibility. Built with a strong steel frame and premium Climatech fabric, it’s ideal for caravanners seeking comfort, stability, and adaptable living space.
The Camptech Duchess 340 is a bright, spacious touring porch awning that’s built to last. Its Climatech SR17 fabric, large windows and sturdy 22/25mm steel Griplock frame deliver dependable performance, and practical living and storage space. With flyscreens for airflow, Techline zips for veranda setup, generous 340 x 240cm footprint and annexe compatibility , the Duchess adapts easily for weekends or longer stays. Supplied with Free Storm Straps, Fast UK Delivery and flexible 0% Finance options.
Designed for year round useandparticularly suited for winter camping. Available in 4 sizes theDorema Oslo 1 , 2 , 3 and 4are crafted withHeavy Duty PVCfabrics, for the ultimate weather resilience. Featuring a free standing frame design with rear support legs and extra thick padding, the Dorema Oslo is the ultimate seasonal awning for year round use.
The StarCamp Mistral is a lightweight porch awning built for quick trips, with taped seams, a sturdy EasyGrip steel frame, and WeatherTex 150D waterproof fabric. It includes privacy blinds, ventilated side doors with fly screens, and a durable, secure design for comfort and convenience.
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