Not all adhesives are alike wood glue and school glue for instance are designed for porous materials and would not work well on either metal or plastic.
Attaching wire mesh to metal frame.
To prevent sagging staple the mesh to the top rail every 3 inches temporarily leaving the bottom unattached.
With a helper unroll enough mesh to reach from end post to end post.
Hold the wire mesh in place or have a friend hold it for you and then press an industrial staple gun with staples slightly smaller than the depth of your frame onto the top corner of the.
Align the end of the mesh with the edge of the post and attach it to the post with fence staples.
Using fasteners attaching with screws.
The screws must be stainless steel and i recommend a large flat washer similar to a fender washer.
Before attempting to glue metal to plastic it s important to know what types of adhesives can accomplish the task.
It too must be stainless steel and because of its size i would recommend finding ones that have been powder coated or paint to match up with the post color or mesh color.