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Mailbox Style Shroud (radiation shield required)
3 in. (76 mm)
Min. Opening Height
Min. Height |
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above radiation |
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shield |
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Min. |
| Min. Base Dim |
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| TS345 |
| TR342 | TR342/344TV | |
Base Dim |
| Min. Opening Width |
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| Min. Base Dims. |
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| 3 in. (76 mm) Min. | in | N/A |
| 28 x 30 | |||
| mm | N/A |
| 673 x 711 | 711 x 762 | |||
Radiation Shield Height |
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| from top of Chase |
| Min. Height Above Radiation Shield | |||||
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| in | N/A |
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| mm | N/A |
| 540 | 521 |
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| Min. Opening Width |
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| in | N/A |
| 22 x 24 | |
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| mm | N/A |
| 521 x 559 | 559 x 610 |
Figure 10.3 Mailbox Style Shroud Dimensions
Roofed Style Shroud (radiation shield required)
Minimum |
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Height above |
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Radiation Shield |
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| Minimum |
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| Termination | Opening |
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| Height |
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3 in. (76 mm) | Cap |
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Radiation | Radiation Shield | Minimum |
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Shield Height | Base Dimension |
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| Chase | Top |
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| TR342/344 |
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Min. | Base |
| Min. Opening Width | TS345/445 | TR442/444 | TR342/344TV |
| Dimension | Min. Base Dims. |
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| in | N/A | 27 x 27 | 27 x 27 |
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| mm | N/A | 686 x 686 | 686 x 686 |
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| Min. Height Above Radiation Shield | ||
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| in | N/A | 16 | 16 |
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| mm | N/A | 406 | 406 |
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| Min. Opening Width |
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| in | N/A | 21 | 21 |
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| mm | N/A | 533 | 533 |
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| Min. Opening Height |
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| in | N/A | 12 | 12 |
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| mm | N/A | 305 | 305 |
Figure 10.4 Roofed Style Shroud Dimensions |
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| Heatilator • A36R & A42R • 28376 • Rev AF • 11/08 |
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