Boiler room, part 1 (1280x1024)

I wonder where that pipe goes?

 

Based off of these:

 

grungetextures.com/gallery/pic.php?id=626

(by-nc when previously available)

 

www.flickr.com/photos/elsie/3073841683/

(by at the time of writing)

 

www.flickr.com/photos/chibijosh/67266910/

(by-nc at the time of writing)

Done