Once you start having tears anywhere, it's only a matter of time until you will be forced to replace the fabric. You can usually catch a sale and install yourself to save $$$. Not that bad a job and lots of videos available to help you out.
Have never seen any kind of awning patch that lasted more than a year, depending on how how often you use your awning.
Scott and Liz - Southern NM
2012 Wildcat Sterling 32RL - w/level up (best option ever)
2007 Chevy 2500HD 4dr short bed Duramax w/allison
Reese Fifth Airborne air ride king pin coupler with Sidewinder