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Ventilation Signs

Ventilation signs provide positive guidance. Signs and markings are 3M™ Diamond Grade™ reflective material, the only material approved by NAVSEA for damage control markings.

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Product name
3M 3MN407DG Diamond Grade Ventilation Sign "CPSTHROUGH", 10 in x 5 in, 10 per package	28% off	Market price: $318.32, $229.19 28% off
3M 3MN408DG Diamond Grade Ventilation Sign "THISOFFICER", 7 in x 3 in, 10 per package	28% off	Market price: $286.86, $206.54 28% off
3M 3MN409DG Diamond Grade Ventilation Sign "THISENVIRON", 7 in x 3 in, 10 per package	28% off	Market price: $286.86, $206.54 28% off
3M 3MN410DG Diamond Grade Ventilation Sign "DOENVIRON", 7 in x 3 in, 10 per package	28% off	Market price: $286.86, $206.54 28% off
3M 3MN411DG Diamond Grade Ventilation Sign "DO NOT USE", 7 in x 3 in, 10 per package	28% off	Market price: $286.86, $206.54 28% off
3M 3MN401DG Diamond Grade Ventilation Sign "AIRHATCH CLOS", 7 in x 3 in, 10 per package	28% off	Market price: $286.86, $206.54 28% off
3M 3MN402DG Diamond Grade Ventilation Sign "AIRSCUT CLOS", 10 in x 3 in, 10 per package	28% off	Market price: $297.33, $214.08 28% off
3M 3MN403DG Diamond Grade Ventilation Sign "AIRDOOR CLOS", 10 in x 3 in, 10 per package	28% off	Market price: $297.34, $214.08 28% off
3M 3MN404DG Diamond Grade Ventilation Sign "CPS BOUNDARY", 7 in x 1 in, 10 per package	28% off	Market price: $268.01, $192.97 28% off
3M 3MN405DG Diamond Grade Ventilation Sign "THISOPEN", 10 in x 3 in, 10 per package	28% off	Market price: $297.33, $214.08 28% off
3M 3MN406DG Diamond Grade Ventilation Sign "CPSINJURY", 10 in x 3 in, 10 per package	28% off	Market price: $297.34, $214.08 28% off