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Spray Foam Insulation Unvented Flat Roof construction detail

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Detail 46

Spray Foam Insulation Unvented Flat Roof

Low-slope (flat) roof build-up using spray foam insulation, with R-value requirements for every IECC climate zone (1 to 8).

Zone 1Zone 2Zone 3Zone 4Zone 5Zone 6Zone 7Zone 8

$9.95

Any 10 details for $59 · All 48 for $149

Included

  • PDF drawing
  • Specification as editable text
  • General construction notes

Specification preview

Spray foam insulation insulation unvented flat roof: Single ply or BUR membrane laid on ply sheathing fixed through furrings with 2% slope to lumber rafters fixed to wall plate. All structural elements to be designed by a structural engineer. Provide closed……

The full specification, with insulation values for each climate zone and the extra notes, is in your download.

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