Do not lap tpo over top of parapet unless required by unique construction conditions.
Parapet wall rubber roofing.
In this case the capacity of the parapet depends on the bond strength condition of the masonry at the point where the roof framing members engage the wall.
Height of roofing at wall.
The omittance of the termination metal leaves an opening at the top of the coping and allows for moisture infiltration at the space between the parapet.
A parapet wall is a low or dwarf wall built along the edge of the roof terrace walkway balcony etc.
When a roof is abutting a wall at the perimeter of the roof allow 2mm per meter for the distance that the roof protrudes from the wall for expansion purposes.
Top of parapet below cap to be sealed with fluid applied flashing.
Minimum of 12 to top of parapet.
The cure for parapetitus is continuity of the control layers and letting things move when they have to move.
The outside of the parapet wall will have a similar finish to the rest of the exterior walls.
The most common mistake at this intersection is to allow the metal coping to but up to the wall without the application of termination metal.
Identify the outlet location and cut a cross into the rubber large enough to allow the outlet through.
In many bearing walls where roof framing members are set into beam pockets the parapet is a continuation of the masonry wall below.
Different types of parapet walls and their uses are discussed below.
A critical and often overlooked design detail is at the termination of a parapet coping at a wall.
Parapet walls can be constructed using different materials like reinforced cement concrete steel aluminium glass etc.
They can also improve the proportions of a building by increasing the apparent height.
Parapets can also hide unsightly roofing material or equipment that is placed on the roof such as vents.
Install the epdm rubber as normal for a parapet wall finish.
The perimeter of the roof assembly insulation is wrapped to prevent interstitial airflow from the parapet into the multilayered rigid insulation of the field of the roof.