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drunkbus · 04-12-2012, 01:30 PM

To me it seems like spraying foam in between the 2 layers of a double wall would just push the 2 layers apart. It might push the top layer up but then it might also just push the inside layer down. Just my thought.

04-12-2012, 01:30 PM	#18
drunkbus New Member Join Date: Jun 2007 Location: Coos Bay, OR Posts: 1,077	Re: Blazer top sag / repair To me it seems like spraying foam in between the 2 layers of a double wall would just push the 2 layers apart. It might push the top layer up but then it might also just push the inside layer down. Just my thought.