209 Half Shell Perforated Grille

The #209 Half Shell Perforated Grille is based on the #207 Shell Perforated Grille, and is popular in traditional projects that require a classic pattern with multiple open area options for optimal air flow.

With a variety of materials and finishes to choose from, this pattern can be fully customized in thickness and size to your architectural needs and engineering requirements.

• 1 3/4" (51% Open)
• 1 5/16" (52% Open)
• 2 1/2" (63% Open)

• 1⁵⁄₁₆” pattern - 55% open area
• 1¾” pattern - 68% open area
• 2½” pattern - 80% open area

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