Seen these around at all ?..........

[rgmwa]

This thread on the RV forum investigated the effectiveness of various firewall sealants when subjected to high temperatures. Not specifically related to CO detection but may be of interest since it relates to effective sealing. Tests start at post #38.

 

http://www.vansairforce.com/community/showthread.php?t=72087&highlight=firewall&page=4

 

rgmwa

 

 

[jetjr]

For jabiru engines see new parts from camit to seal up where they join muffler can.