Ortho Black and White film- large sizes

[Bob Carnie]

Is anyone here using Ortho Black and White in Large Rolls or sizes?

 

[Eric Rose]

I just use it in 4x5 format. Love the stuff.

 

[Bob Carnie]

I am looking for workers who make enlarged negatives, I may have to build a case for buying film and the more the better.
I am looking for 20inch and larger roll x 100ft users.