I'm looking for some guidance in building a Rims tube

I’m a layman, so if anyone knows of any websites that have a good, clear step-by-step directions, that can get me on the right path, I’d be thrilled!
Thanks in advance!
S

Here’s a couple that may get the creative juices flowing:

http://www.kegkits.com/RimsTube.htm http://www.johnsubasavage.com/Brewing/RIMS/

If these are not to your liking you can probably find others with a Google search.