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Install 6” ISO Insulation

Install one layer HD recovery board underlayment to provide a surface to adhere to PVC membrane.

Mechanically fasten the Duro-Last single-ply membrane in accordance with Duro-Last requirements.

Flash membrane up and over all parapet walls in accordance with Duro-Last requirements

At all perimeter edges bring the membrane over edge fastening 6” O.C.

Install new Duro-Last full coping metal cap edging on all perimeter edges.

Flash all roof penetrations in accordance with Duro-Last specifications.

Install protective walk mat as sown on drawings.

Furnish and install two through-wall scuppers and down spouts.

Furnish and install a Bilco S-20 roof hatch