TubeNet

http://www.hornboerse.de/lshop,showdeta ... per,,,.htm" target="_blank

this horn is described as having 4 Perinet valves and 1 rotor. what are perinet valves. thanks!

-CT

Commonly known as piston valves such as are used on musical instruments.

http://www.usd.edu/smm/UtleyPages/Utley ... rinet.html

thanks!