36
3 in. (76 mm) tall legs
Ø 17 1/2 in. (444.5 mm) Round Hole to fit over cap
Length x Width to fit inside shroud
Figure 10.1 Radiation Shield
10
Shrouds
• Chase top shrouds may be field constructed where
permitted by regional building codes.
WARNING! Risk of Fire! Shrouds must be constructed
as specified. Improper construction may overheat chase
top.
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.
• The following field constructed shroud designs have
been tested for Hearth Technologies fireplace systems
and 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, 1/2 in. mesh.
A. Radiation Shield
• Some shrouds require a radiation shield. Use where
specified.
• Radiation shield must be constructed of minimum 26 ga
sheet metal.
3 in (76 mm)
minimum
Min.
Base Dim.
Min.
Base Dim.
Min.
Top Dim.
Min.
Top Dim.
Min. Opening
Width
Min. Opening
Width
Figure 10.2 Open Top Shroud Dimensions
B. Field Constructed Shrouds
Heat & Glo • HST-42D • 27177 • Rev AF • 1/11
TS345
TR342
TR342/344TV
Min. Base Dims.
in
23 x 23
28 x 28
26 x 26
m
m
584 x 584
711 x 711
660 x 660
Radiation Shield
Required
Min. Top Dims.
in
20 x 20
25 x 25
23 x 23
m
m
508 x 508
635 x 635
584 x 584
Min. Opening Width
in
17 x 17
22 x 22
20 x 20
m
m
432 x 432
559 x 559
508 x 508
Open Top Shroud (TR342 caps require radiation shield)