buy a cake pan and bulb seal, others used them for cowls, i used one for a rad shroud, thread is hear somewere, they come many sizes. search around,the online baking store i used doesnt caring 20" anymore but someone else does.
1 - 2 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.