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Do I need to use a Primer on an old rubber membrane roof that has been patched with tar?

0 votes
asked May 11, 2015 in Preparation by MJ
edited Jun 2 by admin

2 Answers

0 votes
Fortunately, no primer is needed over the butyl liquid rubber.

Thank you
answered May 11, 2015 by admin
edited Jun 3 by admin
0 votes
Hi MJ,
No primer is needed. The butyl liquid rubber can go directly over a tar or asphalt surface.

Thank you
answered Jul 28, 2015 by admin
edited Jun 3 by admin
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