http://www.bci-contractor.com/blog/laying-over-old-roofing-go-over-roof-5-reasons-not-to/ Massachusetts Roofing & Siding Blog Wed, 10 Mar 2010 05:20:54 +0000 http://wordpress.org/?v=2.7 hourly 1 http://www.bci-contractor.com/blog/laying-over-old-roofing-go-over-roof-5-reasons-not-to/comment-page-1/#comment-21 Roofing Contractors Mon, 16 Feb 2009 15:53:05 +0000 http://www.bci-contractor.com/blog/?p=12#comment-21 I have seen a few rare circumstances where laying a new roof overtop the existing is ok, but that mainly only is found in commercial settings and involves some sort of metal materials. I have seen a few rare circumstances where laying a new roof overtop the existing is ok, but that mainly only is found in commercial settings and involves some sort of metal materials.

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