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Click on image for the lowdown. 
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| | | Forums66 Topics128,157 Posts1,056,872 Members48,456 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
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on the Internet for over 30 years! and not clogged down
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| | | | Joined: Dec 2003 Posts: 103 Member | | Member Joined: Dec 2003 Posts: 103 | This is a good question. I purchased -- as yet still uninstalled -- some insulating material from JC Whitney. Directions -- admittedly poor ones -- state that the foil should go towards the scource of heat -- in the case of floors and firewall this would mean to me that the foil would be down on the floors and against the firewall -- the picture seems to bear this out. | | |
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