Aspen Trail is not a fiberglass trailer. It is built by Dutchman div of Thor Industries.
You can go to this website and work your way down to Aspen Trail:
Recreational Vehicles - Thor Industries, Inc.
Looks like Thor is the big kahuna of RVs.
I haven't found a blog site for them, but maybe someone else will know.
Welcome anyway. Some things on this blog site may not fit with your rig, but some things are universal.
Janis, this website will be more applicable to your type of rig:
The RV Doctor
There may be a blog in there someplace.
A charter member of the Buffalo Plaid Brigade!
Whether you think you can or think you can't, you're right.