EPDM 1.3.1-3 Protected Membrane Roof Assembly (typical)

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EPDM 1.3.1-3 Protected Membrane Roof Assembly (typical)



Division D - Construction Details


EPDM 1.3.1-3 Protected Membrane Roof Assembly (typical)

Notice to Reader
Images used in a Construction Detail are representative and not prescriptive. Nor are they necessarily drawn to scale. Rather, they are provided to visually convey the requirements of the Standard they represent. Unless otherwise required by the Standard, dimensions, the selection of materials and their application remains the responsibility of the Design Authority.

The full text of the referenced requirements in the Standard may be read by using the blue hyperlinks
EPDM Details

6.3.3.1.jpg

1 WORK INCLUDED

(1) Protection Mat
Provide protection between concrete deck and membrane with installation of manufacturer specified and RGC accepted protection mat or deck overlay boards.
(2) Single-ply Membrane
Installed according to manufacturer's instructions and RoofStar Guarantee Standards.
(3) Adhesive
Proprietary, installed according to manufacturer's instructions, usually brushed, rolled or sprayed.
(4) Membrane Lap
EPDM (thermoset) membrane may be joined using uncured tape or proprietary adhesive.
(5) Fasteners
Install according to manufacturer's instructions (style may vary depending on material type and manufacturer's specification). May vary from drawing.
(6) Membrane Flashing
Adhered according to manufacturer's printed specifications using proprietary adhesive. Must be carried to outside of parapet or minimum 200 mm (8") above finished roof surface. Adhered to primary membrane.
(7) Insulation
Mechanically attached. Installed according to RoofStar Guarantee Standards. See available insulation products in the Accepted Materials section of this Manual.
(8) Filter Fabric
Metal base flashing required.
(9) Metal Flashing
As required by RoofStar Guarantee Standards.
(10) Ballast
Gravel or concrete paving tiles.
(11) Parapet Flashing
As required by RoofStar Guarantee Standards.

2 RELATED WORK BY OTHERS

(A) Acceptable Deck
(B) Acceptable Parapet Surface
Surface must be smooth, dry and clean. Rough surface must be covered with treated plywood, to be determined by design authority or inspector or as required by manufacturer.
(C) Sloped Wood Blocking

NOTE: See the Standard for additional requirements.


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