Posted by Chris Hite on September 10, 1999 at 09:58:08:
In Reply to: New rubber/silicone stoppers for rotary posted by tommo on September 09, 1999 at 23:19:47:
A much cheaper and much more available alternative is purchasing a round vacuum cleaner belt and cutting sections to fit the slots. You will need to check the valve alignment when you are finished. Look at the marks under the valve caps to achieve this. Good luck.