Originally published: 12/14/2015 02:44 PM  |  Last updated: 09/02/2025 07:15 AM

Edge support is required when plywood or OSB roof sheathing is across supports beyond a certain span. Refer to E30 roof load span tables.

Edge clips or H-clips are a type of edge-support; others are Tongue & Groove and blocking.

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Clips are referenced in E30 Roofs Table 33 and Table 34.