If you ask any of the hose companies, I do not think you will get any to put their blessing on use with brake fluid. It will expand and distort the inside of the line causing a non consistent pedal and of course will leak. Use metal or steel braided teflon made for brake fluids.
If you want the original rubber look like I did, get your line sized in steel braided teflon and then slip them into a rubber line to cover the steel braid. It will give you the look you want along with an extra layer of protection
Evan, did you get that