As a fellow brass bander I was happy to help out with this project, and get the banding word out to the masses.
A spit valve is as it sounds, the thingy you use to release spit from inside an instrument. To contrast the fairly gruesome image that brings to mind, I went with a clean, minimal design, and a complementary colour palette.
The Spit Valve is a podcast for a light-hearted take on all things banding, with Neil and Rob.
The Spit Valve Podcast