Space between plywood panels as recommended by the american plywood association.
H clips roof trusses.
The international code council icc is a non profit organization dedicated to developing model codes and standards used in the design build and compliance process.
Their installation diagram also shows h clips although tongue and groove edges or blocking is noted as an alternative in the text above.
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One or two h clips will often allow a longer span between roof trusses rafters.
H clips must fit snugly.
However two 2 equally spaced h clips are required between supports when spaced 48 inches on center.
H clips are also necessary for other wood panel thickness and span combinations.
Panel sheathing clips are used to brace unsupported panel edges when sheathing meets edge to edge without a rafter for support.
For 7 16 inch zip system panels huber engineered woods requires panel edge support blocking or approved edge clips if the on center spacing of the framing members exceeds 16 inches.
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This is what the apa engineered wood construction guide has to say about h clips.
One h clip shall be placed between abutting panels at a location midway between each pair of trusses rafters or joists.
Quick installation no nails required keeps panels even for a level structural plane provides the 1 8 in.
Use the same size panel edge clip as the panel thickness.
If you re fastening 1 2 inch or 5 8 inch zip system roofing panels to rafters or trusses on the typical 16 inch or 24 inch spacing h clips aren t needed.
The international codes i codes are the widely accepted comprehensive set of model codes used in the us and abroad to help ensure the engineering of safe sustainable affordable and resilient structures.
You need a clip for every diagonal beam that attaches to a horizontal beam.