ASM Eave Protection and Underlayment (Low Slopes)

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ASM Eave Protection and Underlayment (Low Slopes)

Division D - Construction Details

ASM | Eave Protection and Underlayment (Low Slopes) ( Article and Article

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Images used in a Construction Detail are representative and not prescriptive, and are not necessarily drawn to scale. They are intended to support the related Standard (Ref. Division A, Article

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ASM Details

ASM 8.1.2 Self-Adhered Underlayment.jpg

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(1) Metal flashing underlayment/separation membrane
Required for metal flashings installed on wood substrates.
(2) Metal edge flashing
Installed to manufacturer's printed instructions.
(3) Ice and water protection
One ply of accepted self-adhered modified bituminous membrane.
  • This application is required only for slopes less than 1:3 (4" in 12"). For slopes 1:3 or greater, see Eave Protection and Underlayment.
  • Separation layer not shown for clarity


(A) Acceptable deck

NOTE: See the Standard for additional requirements.

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