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free area |
Also found in: Wikipedia | 0.01 sec. |
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free area The total minimum area of the openings in an air inlet or outlet (e.g., air diffuser, grille, or register) through which air can pass; usually expressed as a percentage of the total area. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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