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.
Panoramic Tinted Windows – Light-filled interior with privacy
Removable Side Panels – Customizable ventilation and access
Large Living Space – 400cm x 320cm footprint
All-Season Use – Ventilation points reduce condensation
Description
The New and Improved Westfield Neptune 2.0 Driveaway AiR Awning.
Discover the Ultimate Inflatable Driveaway Awning for Your Tall Motorhome
400 x 250cm Living Space | Advanced AiR System Frame | HydroTech Cotton Touch Fabrics |
Looking for a reliable, easy-to-use, and spacious driveaway awning for your motorhome or campervan? With Brand New and updated for 2025 fabrics, Westfield Neptune 2.0 Awning is the perfect solution. Designed for vehicles with a connection height between 240–320cm, this inflatable motorhome awning offers a premium camping experience with fast setup, all-weather protection, and panoramic views.
🌟 Key Features of the 2025 Westfield Neptune 2.0
✅ Brand New Fabrics and Updated Colour for 2025
The Flagship motorhome AiR awning from Westfield Top Quality Concept just got even better.
✅ Zip Off Connection Tunnels.
Your awning is a big investment. With fully removable Zip Connection Tunnels, there is no need to change the awning,when you change your motorhome.
✅ Inflatable Air Frame – Quick & Easy Setup
Say goodbye to poles! The Advanced Air System allows for single-point inflation, making setup fast and hassle-free.
✅ Fits Motorhomes 240–320cm High
Specifically designed for high top motorhomes and campervans, including high-top conversions and coach-built models.
✅ HydroTech® Cotton-Touch Fabric
Enjoy a soft-touch feel with 10,000mm waterproof protection and UV resistance – ideal for all-season touring & extended seasonal use.
✅ Panoramic Tinted Windows
Let in natural light while maintaining privacy. The large windows create a bright, airy space with stunning views.
✅ No More Drive Away Kits
Say good buy to plastic figure of 8 profiles and wobbly drive away connections. The innovative Zip In drive away Connection tunnel, with built in door functions, effortlessly attaches and detaches to your motorhome.
📐 Specifications at a Glance
Overall Footprint: 400 cm x 320 cm
Zip In Connection Height Options:
240–260cm, 260–280cm, 280–300cm, 300–320cm
Weight: Approx. 41.1 kg
Pack Size: 113 x 45 x 40 cm
Material: HydroTech® Cotton-Touch
Waterproof Rating: 10,000 mm HH
UV Protection: Yes
Setup: Single-point inflation with included pump
🎒 What’s Included
High-pressure air pump with relief valve
Tie-down kit and reflective guy lines
Roof pole set
Interior window covers with zippers
🧭 Why Choose the Neptune 2.0?
Whether you’re heading off on a weekend getaway or a long European tour, the Westfield Neptune 2.0 Driveaway Awning offers the perfect blend of comfort, convenience, and durability. Its easy setup, weatherproof design, and spacious interior make it one of the best driveaway awnings for motorhomes on the market.
🛒 Order Yours – Fast UK Delivery Available
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Specifications
Feature
Details
Awning Size
400 cm x 320 cm
Connection Height Options
240–260cm, 260–280cm, 280–300cm, 300–320cm
Weight
Approx. 41.1 kg
Pack Size
113 x 45 x 40 cm
Material
HydroTech® Cotton-Touch
Waterproof Rating
10,000 mm HH
UV Protection
Yes
Setup
Single-point inflation with included pump
Full manufacturer's specifications for the Westfield Neptune AiR, can be found here
• Effortless air pitching with Fast Air Tech single-beam system • Perfect fit for caravans with connection height 235–250 cm • Compact and lightweight for easy storage and transport • UPF 50+ & HH 6,000 mm rated Quest Tec Pro 150 fabric • Front panel rolls up into canopy (poles optional) • Storm straps, pump, draught skirt — all included
• Inflatable air awning, ideal for campervans 180–210 cm high. • Fast AirTec frame system makes solo setup quick and easy. • Durable, UV-treated 150D fabric for extended performance. • Fully sewn-in, tubbed groundsheet for all-weather protection. • Five access doors, including left/right tunnel entry. • Packs down small for easy transport and storage.
• Fits vans 180 – 210 cm high (LOW connection) with 250 cm tunnel beading • 300 × 300 cm awning plus 80 cm tunnel for generous drive-away footprint • QTec 75 Pro 150 D polyester – quick-dry, UV-coated, 6,000 mm HH waterproof • Minimal fibreglass pole system – lightweight, adjustable, single-person pitch • Five entry doors (front, both sides, plus two in tunnel) for flexible access • Built-in fully tubbed groundsheet and permanent roof vents to combat condensation
• Fits tall vehicles (240–270 cm height) with 250 cm tunnel width • 300 × 300 cm living space with 80 cm tunnel for versatile layout • Fast AirTec (FAT) inflation system – pitch in minutes, solo-friendly • Crafted from QTec150 Pro fabric – quick-drying, UV coated, 6,000 mm HH waterproof • Five door access (front, both sides + tunnel entry both sides) • Built-in fully tubbed groundsheet and roof vents for weather & airflow management
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