thanks for the help, wasn't a perfect fix the backboard didn't 100% pull back into place to be flush but is secure so things stop fulling into the cav ...

Thanks, it's really a combination of both, it's only about a 3-4mm or so sheet but in the top middle and bottom a much thicker say 2-3cm piece of part ...

Thanks I'll give it a go.

Hi, I'm looking for advice i did a lower water/maintenance front yard years ago. Removed a grass patch and replaced with red scoria at the time i la ...