Locating Internal Aluminum Structure??
I am wanting to mount some roof racks up top and a vertical bike mount on the exterior back wall of my truck camper. The camper is a welded aluminum frame with sandwiched fiberglass, ply, styrofoam, ...
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The only way that I know of is to wait for a cool night when the camper gets cold. The dew settles on the camper, and the studs are visible in the dew pattern.
