Shrouds; Radiation Shield; Field Constructed Shrouds - Heatilator A36R Owner's Manual

10

Shrouds

A. Radiation Shield
• Some shrouds require a radiation shield. Use where
specified.
B. Field Constructed Shrouds
WARNING! Risk of Fire! Shrouds must be constructed
as specified. Improper construction may overheat chase
top.
• Chase top shrouds may be field constructed where
permitted by regional building codes.
NOTICE: Some regional codes require an agency-Listed
shroud. Consult your local building officials.
• Hearth & Home Technologies Inc. supplies UL listed
shrouds. See your dealer for details.
• Shrouds must be constructed of minimum 26 ga sheet
metal.
• Different shroud designs have been tested for Hearth Technologies fireplace systems using the TR11 and TR11T termination
caps.
• The shrouds must be constructed from a minimum .018 in. (26 ga) thick aluminized steel.
• The wire mesh is optional but recommended and must be .018 in. thick minimum.
Open Top Shroud (TR342 & TR11/TR11T caps require radiation shield)
Top Dim.
3 in (76 mm)
minimum
Min. Opening
Width
Min.
Base Dim.
Figure 10.2 Open Top Shroud Dimensions
Min.
Top Dim.
Min.
Min.
Base Dim.
Heatilator • A36R & A42R • 28376 • Rev AJ • 08/09
Figure 10.1 Radiation Shield
Min. Opening
Width
Ø 17 1/2 in. (444.5 mm) Round Hole to fit over cap
Length x Width to fit inside shroud
TS345
Min. Base Dims.
in 23 x 23
mm 584 x 584 711 x 711

Radiation Shield

Required
Min. Top Dims.
in 20 x 20
mm 508 x 508 635 x 635
Min. Opening Width
in 17 x 17
mm 432 x 432 559 x 559
3 in. (76 mm) tall legs
TR342 TR342/344TV
28 x 28 26 x 26
660 x 660
25 x 25 23 x 23
584 x 584
22 x 22 20 x 20
508 x 508
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