Tuley, if you're truly concerned about correctness, this is an original spark arrester element; it has regular or standard expanded metal sheet on the outside and on the inside round perforated steel sheet, the center mesh is aluminum.
http://www.pbase.com/dennygraham/image/122450138/large

Denny Graham
Sandwich, IL

Last edited by Denny Graham; 03/03/2010 5:38 PM.

Denny G
Sandwich, IL