No idea how it compares to the containers you've described, but I have seen large capped and sealed pvc pipes suggested for burial purposes. Definitely will keep things dry and safe for a good long while. And very widely available and budget friendly.
No idea how it compares to the containers you've described, but I have seen large capped and sealed pvc pipes suggested for burial purposes. Definitely will keep things dry and safe for a good long while. And very widely available and budget friendly.