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Proper Installation of APA Rated Sheathing for Roof Applications

Builder Tip

Following simple construction steps for roof sheathing will provide the best performance and minimize complaint callbacks.

This publication is designed for: builders, contractors

This publication provides a step-by-step guide to proper installation of APA Rated Sheathing for roof applications. It includes several helpful diagrams and information about additional helpful publications.

Key sections include:

  • Step 1: Always check for level nailing surface

  • Step 2: Provide roof ventilation according to building codes

  • Step 3: Fasten panels with a minimum of 8d common nails, gap panels 1/8-inch

  • Step 4: Cover sheathing with shingle underlayment felt

  • Step 5: Install shingles according to manufacturer’s recommendations

Published by APA — The Engineered Wood Association.

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