"rubbed back metallic" sheets for "painting" walls?
Answers:
I know that you can buy small sheets like this in a variety of metal finishes in most craft stores (they may have bigger ones too, I haven't looked) Maybe if you look on hgtv.ca and look up the show, they would give you the source.
Other answers:
What is your question?
Is it:
Do they exist?
Where do they exist?
Where can they be bought?
What the____ are these things?
What is your question?
Is it:
Do they exist?
Where do they exist?
Where can they be bought?
What the____ are these things?
Yes it does work as seen on tv.