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.
£22.94Original price was: £22.94.£17.21Current price is: £17.21.
The 4–6mm Deluxe Drive Away Kit (3m) is a practical and versatile solution for securely connecting your drive-away awning to a campervan or motorhome. Designed with universal 4mm and 6mm compatibility, it ensures a reliable, quick-release connection, allowing you to detach your vehicle without dismantling your awning.
£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.
£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.
Expand your caravan living space with the Dorema Daytona Air Annexe – the perfect inflatable extension for the Daytona Air Awning. Designed for extra sleeping or storage, this annexe features durable TenCate All Season fabric, easy setup, and seamless compatibility. Ideal for touring caravans, it offers weatherproof protection and added comfort, making it a must-have accessory for UK caravan enthusiasts.
£207.02Original price was: £207.02.£155.27Current price is: £155.27.
The Westfield Outdoors Magnetic Side Door Panel is a premium awning accessory, designed to deliver secure, easy access with enhanced weather protection, making it an ideal upgrade for modern caravan and motorhome awnings.
£70.00Original price was: £70.00.£46.76Current price is: £46.76.
The Regal Carpet 400×300 cm is a premium breathable awning carpet designed specifically for the Camptech Viscount 400 Air Awning, delivering comfort, durability, and protection for your outdoor living space.
The StandArt Breathable Caravan Awning Carpet is the perfect groundsheet solution for full caravan awnings, offering 300cm depth coverage. Designed for touring or seasonal pitches, it is durable, eco-friendly, and kind to grass, providing a clean and comfortable base for your outdoor space. Compatible with major awning brands like Dorema, StarCamp, and Camptech, it ensures a perfect fit forawning sizes 7–21.
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.
£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.
£490.00Original price was: £490.00.£379.00Current price is: £379.00.
The CampTech Tall Seasonal Annexe with Blinds is a full-height extension designed for CampTech DL seasonal awnings, including Savanna DL, Atlantis DL, Buckingham DL, and Mayfair DL models. Constructed from durable Climatech SR18 all-season fabric, it provides generous extra space for sleeping, storage, cooking, or relaxing during long-term caravan stays.
Starcamp Discovery Air canopy support tube for Air awning designed to prevent rainwater pooling and improve front canopy stability, supplied as a pair for perfect fit and reliable all-weather performance.
£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.