kurt Posted December 2, 2011 Report Share Posted December 2, 2011 What's the crap that preceded mod bit roofing about 25 years ago? I'm having a brain fart......I can't google it because I can't remember it. Link to comment Share on other sites More sharing options...
Marc Posted December 2, 2011 Report Share Posted December 2, 2011 What's the crap that preceded mod bit roofing about 25 years ago? I'm having a brain fart......I can't google it because I can't remember it. Gravel Tar? Marc Link to comment Share on other sites More sharing options...
kurt Posted December 2, 2011 Author Report Share Posted December 2, 2011 No, it starts with "d"......I think. It's the stuff that looks like heavy felt with fiberglass reinforcement. Link to comment Share on other sites More sharing options...
Mike Lamb Posted December 2, 2011 Report Share Posted December 2, 2011 I called a roofing buddy. You could try KMM. Early 80's membrane. Koppers Co., Pittsburgh. Link to comment Share on other sites More sharing options...
Jim Katen Posted December 2, 2011 Report Share Posted December 2, 2011 No, it starts with "d"......I think. It's the stuff that looks like heavy felt with fiberglass reinforcement. No idea. Link to comment Share on other sites More sharing options...
Bill Kibbel Posted December 2, 2011 Report Share Posted December 2, 2011 No, it starts with "d"......I think. It's the stuff that looks like heavy felt with fiberglass reinforcement. Derbigum, aka Derbi? Link to comment Share on other sites More sharing options...
kurt Posted December 2, 2011 Author Report Share Posted December 2, 2011 Yeah, derbigum. Thanx. Link to comment Share on other sites More sharing options...
caryseidner Posted December 3, 2011 Report Share Posted December 3, 2011 Good stuff Click to Enlarge 29.66 KB Link to comment Share on other sites More sharing options...
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