Enhance your Dorema Diamond 240 Awning awning with the Diamond Tall Awning Annexe – a premium extension offering extra sleeping or storage space. With a large rear door and durable weatherproof design, it’s perfect for touring caravans and seasonal setups across the UK.
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.
The 2025 Dorema Diamond Annexe De Luxe (215 x 130 cm) – The Luxury Extension
Compatible with the 2025 Dorema Diamond 240 Awning | Cut to Perfection with Breathable Acrylic Fabrics
Looking for a matching extension for your Luxury Dorema Diamond 240 awning?
The Dorema Diamond De Luxe Annexe is your all in one solution.
A High-quality extension for your full awning, offering extra storage space and ideal as an additional sleeping area.
Cut to Perfection from Sattler Breathable Acrylic fabrics.
With generous measurements of 215 x 130 cm, The Diamond Tall Annexe is designed for versatility and convenience with a touch of luxury.
Large Rear Door Entrance With smart design for enhanced functionality. Your Diamond Tall Annexe feature a large rear door allowing you to use it as a side entrance to your awning it provides an additional entry into your awning, enhancing accessibility and practicality.
Why We think you will Love the Annex Diamond De Luxe?
Adds Functionality: Expands your awning with valuable extra space.
Enhanced Accessibility: The rear door allows for convenient movement between spaces.
Strong & Reliable: Built with high-quality materials for durability.
Versatile & Practical: Use it for storage, a sleeping area, or additional living space.
Simple Setup: Easily attaches to your full awning for a hassle-free experience.
Upgrade your camping setup with the Dorema Annex Diamond De Luxe—adding space, convenience, and flexibility to your awning!
The Dorema Safe Lock Storm Straps System (Set of 2) is a reliable stability upgrade designed to secure poled caravan awnings in windy conditions. Built with durable materials and an easy-fit system, it provides extra reinforcement and peace of mind on any campsite.
The Starcamp Discovery Air Awning Roof Lining is a genuine accessory designed to reduce condensation and improve insulation inside your Discovery Air awning. Easy to clip in after pitching, it enhances comfort, temperature control, and interior appearance for a fresher camping experience.
£136.30Original price was: £136.30.£99.00Current price is: £99.00.
The Westfield Outdoors Orion PE Velcro Groundsheet is a durable, waterproof flooring solution, designed specifically for Orion awnings to create a clean, dry, and comfortable living space.
The StarCamp Voyager Footprint (300 × 420 cm) is a durable protective groundsheet, designed to shield your awning or tent floor from wear, moisture, and dirt—extending its lifespan and improving comfort.
The 2025 Dorema Horizon Air Annexe is a tall inflatable extension for the Horizon De Luxe Air Awning, offering 210 x 140 cm of extra space for sleeping or storage. Built with TenCate All Season fabric and air beam technology, it’s quick to set up, weatherproof, and perfect for seasonal touring across the UK.
£81.62Original price was: £81.62.£61.07Current price is: £61.07.
The Westfield Outdoors Marrakesh Deluxe Outdoor Carpet (250 × 370 cm) is a premium outdoor flooring solution, combining durability, breathability, and stylish design—perfect for caravans, awnings, patios, and gardens.
£14.35Original price was: £14.35.£10.76Current price is: £10.76.
Westfield Windshield Pro Angled Support Pole & Footplateis a genuine replacement or spare component designed to maintain stability and performance of your Windshield Pro system, ensuring secure ground support in all outdoor conditions.
£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 StandArt Full Caravan Awning Carpet is a breathable, durable groundsheet designed to protect your pitch while adding comfort underfoot. Suitable for both poled and inflatable full caravan awnings, it’s ideal for touring and seasonal use across all major awning brands.
£37.00Original price was: £37.00.£25.00Current price is: £25.00.
The Camptech Viscount 400 Veranda Bar (Front) is a smart inflatable accessory designed to enhance airflow and comfort inside your awning. By creating a veranda-style opening, it offers a more open, breathable living space while maintaining security.
The Dorema Luxor Air Annexe is a premium inflatable extension for the Luxor 280 AiR awning, offering extra space for sleeping, storage, or utility use. Featuring air beam technology and TenCate All Season fabric, it’s built for durability, comfort, and quick setup—perfect for seasonal touring across the UK.
£26.52Original price was: £26.52.£19.85Current price is: £19.85.
The Westfield Orion Adapter Kit is a practical and essential accessory designed to securely connect your driveaway awning to your vehicle. With dual 4mm and 6mm compatibility, it ensures a tight, stable, and weather-resistant connection for stress-free touring.
The Dorema Annex Monza De Luxe XL adds valuable space to your caravan awning, measuring 250 x 150 cm. Compatible with the Dorema XL270 and XL300 Range, the Tall annexe is Perfect for storage or as a sleeping area. Featuring a large rear door for easy access, durable weather-resistant fabric, and a simple setup the Annexe XL De Luxe is a practical and versatile solution for enhancing your camping setup.