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| Square Top Louver Vents |
Standard - Functional Vents.
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| Stock Number |
Nominal Outside Dimension |
Rough Opening Width x Ht. |
Air Flow Sq. In. |
| PST1616 | 16"X16" | 14"x14" | 62 |
| PST1624 | 16"X24" | 14"x21" | 92 |
| PST1630 | 16"X30" | 14"x27" | 116 |
| PST1636 | 16"X36" | 14"x34" | 139 |
| PST1818 | 18"X18" | 14"x15" | 78 |
| PST1824 | 18"X24" | 14"x20" | 104 |
| PST1830 | 18"X30" | 14"x27" | 140 |
| PST1836 | 18"X36" | 14"x34" | 176 |
| PST2424 | 24"X24" | 21"x20" | 88 |
| PST2430 | 24"X30" | 21"x27" | 255 |
| PST2436 | 24"X36" | 21"x34" | 321 |
| PST3036 | 30"X36" | 27"x34" | 401 |
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