Venting Flat Roof With Parapet Walls

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.

Venting flat roof with parapet walls.

Max baker and stonewall jackson would be proud. The cure for parapetitus is continuity of the control layers and letting things move when they have to move. I have short 12 parapet walls surrounding a flat roof house in zone 2a. Treat these short parapet walls as part of the conditioned attic and cover.

What is the best way of addressing the ventilation and weather barrier here. Like any roof with batt insulation the venting is an important part of the system. What is the best way of addressing the ventilation and weather barrier here. If cavity is greater than 12 provide high low venting in each wall cavity.

For areas which do not need above cover. Venting in wood framed parapets. I ve had several followers of this channel ask me how to create a flat style roof with parapet walls so i thought it was about time to show how to sketch th. The parapet walls are connected to the attic i guess this would be termed ballon framed which is conditioned.

Can use round louvered soffit vents to limit bulk water intrusion if venting holes are in exposed location. Provide venting to each wall cavity. I have short 12 parapet walls surrounding a flat roof house in zone 2a. Normally you would find the venting at the soffit the underside.

Treat these short parapet walls as part of the conditioned attic and cover. The parapet walls are connected to the attic i guess this would be termed ballon framed which is conditioned.