I usually use a commercial grade EZ-Up canopy (crazy rain storm destroyed it two weeks ago). It has never been effected by rain in the past but this time it pooled and wrecked it while we were sleeping. I will buy another one as soon as they go on sale again.
1998 Jayco Eagle 302FK (Honda EU3000is)
2016 GMC Sierra Denali 3500HD 4x4 Duramax/Allison
2003 Honda Aquatrax F-12X Turbo