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James Hardie® Siding Installation Checklist

Once you’ve found a James Hardie® contractor and your project is underway, here is a checklist to review both during and after installation of our siding. Download the general installation requirements (PDF).

  • Minimum 2” clearance from the roof.

  • Minimum 1” gutter clearance from siding.

  • Trim all around blocked vent penetrations.

  • Minimum 2” clearance from any decks, porches or patios.

  • Barrier material between siding and the masonry.

  • Minimum 1/2” clearance on sheltered areas.

  • Minimum 6” clearance from any softscape, such as grass, gravel or dirt.

  • Flashing on roof diverting water into gutter.

  • Drip edge channels water into gutters.

  • Minimum 2” valley extension from any roof valleys.