Mailbox Style Shroud; Roofed Style Shroud - Heatilator BIR42-B Installation Manual

2. Mailbox Style Shroud

Radiation shield required
Min. Height
above bottom of
termination
cap
Radiation
Min.
Shield
Base Dim
3 in. (76 mm) Min.
Radiation Shield Height
from top of Chase
Figure 6.4 Mailbox Style Shroud Dimensions

3. Roofed Style Shroud

Radiation shield required
Minimum
Height above
Bottom of Termination Cap
3 in. (76 mm)
Radiation
Shield Height
Figure 6.5 Roofed Style Shroud Dimensions
Minimum
Opening Height
3 in. (76 mm)
Min. Opening Height
Min, Base Dim
Min, Opening Width
Termination
Cap
Min. Opening Width
Heatilator • Birmingham 36-B Installation Manual • 4059-709 • Rev AB • 06/23
Minimum
Opening
Height
Minimum
Base Dimension
TR11/11T TR11/11T TV
Min. Base Dims.
in 34 x 34 28 x 30
864 x 864 711 x 762
mm
Min. Height Above Bottom of
Termination Cap
28-1/4 27-1/2
in
718 698
mm
Min. Opening Width
28
in
mm 711 559
Min. Opening Height
18-1/4 17-1/2
in
mm 464 445
TR11/11T
TR11/11T TV
Min. Base Dims.
34 x 34
in
mm 864 x 864
Min. Height
Above Bottom of
Termination Cap
in 23
584
mm
Min. Opening Width
in 28
711
mm
Min. Opening Height
in 12
305
mm
22
27