Some flap valves used leather glued to pneumatic cloth. I like
this method because I can use a soft leather for a good airtight seal.
The leather I use is about 3/32 inch thick.
Don Teach, Shreveport Music Co
1610 E. Bert Kouns, Shreveport, LA 71105
dat-smc@juno.com
(Message sent Wed 17 Feb 1999, 16:05:11 GMT, from time zone GMT-0600.)
