A size 20 caravan awning fits caravans with an A-measurement of 1125–1150cm, typically larger twin axle caravans.
Choosing the correct size is essential for a secure fit. With our expert fitment advice and 100% fitment guarantee, you can order with confidence.

Measure your caravan’s A-measurement from ground to ground along the awning rail.
Accurate sizing is especially important for larger caravans to ensure proper tension and stability. If you’re near the size limit, we recommend checking with us before purchasing.

Yes — size 20 awnings are commonly used for seasonal and long-term setups, especially on twin axle caravans.
Heavy-duty seasonal awnings offer maximum durability, while touring options are available for more flexible use.

• Air awnings → easier setup despite the larger size
• Poled awnings → stronger and more stable for long-term pitching

For larger awnings, many customers prefer poled models for added strength.

We stock leading brands including Camptech, Dorema, Starcamp, and Westfield.

From Camptech seasonal awnings to premium air frame options from Dorema and Westfield, you’ll find reliable solutions for larger caravans.

Yes — many size 20 full caravan awnings support annex extensions, providing valuable extra space for sleeping or storage.

This is especially useful for families using large caravans or staying on site for longer periods.