Welcome to the forum. Here is one link from the archives of one thread one ac installs. There are others. At top of page is a file tab and forum tab buttons. they can lead you toward all kinds of useful data.
Some people op for a bag awning for a trailer that didn't come with a complete awning and metal framework, esp. the smaller trailers like yours and also like my T-1550. Bag awnings are less costly.
Read through some of the archive treads and you will learn a lot about most any aspect of your trailer.