Urbana U50 Series Installation Manual page 27

LETTER DIMENSION
A
86 1/2" (2197 mm)
B
21" (533 mm)
C
50 3/4" (1289 mm)
(U50)
C
70 3/4" (1797 mm)
(U70)
D 9 15/16" (253 mm)
E Minimum 1 1/2" (38 mm)
I
F
F
C
B
A
E
G G
f
I
f
C
B
A
H
g
Minimum intake dimensions must be taken at the fireplace cabinet, not the end of the hearth/plinth.
J
H
D
A = Height from unit base to enclosure ceiling
B = 2X4 framing depth (doesnt include facing material) - Additional
framing can be attached for wider enclosures
f+f=F
C = 2X4 framing width (doesnt include facing material) - Additional
framing can be attached for wider enclosures
D = Distance spanning both finishing edges
E = Surface area calculations do not apply to dimensions less than min.
F = Total required surface area for heat release
G= Total required surface area for air intake
H= Distance spanning both finishing edges
I = Distance Heat release must be from enclosure ceiling or a false
g+g=G
ceiling will be required
g
J (Open Top)= Height from open enclosure heat release to ceiling
J (Closed Top)= Surface area calculations do not apply to dimensions
less than min.
Framing and Installation
J
F
C
B
A
E D
G
G
F
Minimum 170 in2 (1097 cm2)
(U50)
F
Minimum 210 in2 (1355 cm2)
(U70)
G Minimum 135 in2 (871 cm2)
(U50)
G Minimum 165 in2 (1064 cm2)
(U70)
H 17 3/8" (441 mm)
I
0 - 1 1/2" (0-38 mm) Maximum
J
Minimum 2" (51 mm)
H
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