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Heater box question

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10-11-2008, 06:38 AM

70GMCer

Senior Member

Join Date: Apr 2005

Location: Joppa, Maryland

Posts: 4,408

Re: Heater box question

Quote:

Originally Posted by BLACK AND BLUE 67-72

I'd use it, mine has been like that for years and I have never had a problem with it!! P.S. Don't use Latex caulking or silicone to seal it, it causes rust I learned it the hard way!!!! 3M makes a black strip caulking that is the way to go!!!

curious....how does latex or silicone cause rust, when the heater case is plastic??

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1965 Mustang

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