That is exactly how i did it. 2x4 structure, cement board and slate tile with standard tile mix.
Trying to upload the pics, i hope this works.
The final picture shows some optical illusion, everything was straight - there was no carnival mirror effect in real life.
I am not a computer guy by any means - I use the machine for weather info, parts searches, this site and ****. Wait, I didnt say that...
I am also generally resistant to change. Aaaaand I have hardly any posts on this forum which means I have no idea what I am talking about and should be...
I dont post much and probably shouldnt from work but having just gone through this situation I thought what I did for some of my items might help spark a better idea with the audience. This wont work for big tools but for lots of little knickknacks, small parts, small tools, odd shapes, etc...
Well I am destroying my long term lurker status to post this, but I finally have some input that wasn't already mentioned so I thought I would share. I realize you have already found a cheap source for your tubing, but here is another for anyone else looking in the future. For the record, I am...