Remove the original roof system and secondary built up roof system including EPDM membrane, roof ballast, EPS insulation, etc down to existing concrete roof decking and haul away.- Furnish and install over existing concrete decking 2 layers of 2.6" polyunsaturate roof insulation set in insulation adhesive(min R-value if 30 per code) - Furnish and install one layer of 1/4" primed den deck covered board set in insulation adhesive.- Furnish and install new wood blocking to match new insulation height.- Furnish and a fully adhered 60 mil white thermoplastic polyolefin single ply membrane over roof area and parapet walls.- Furnish and install new 24ga.
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