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Model WL
Wall Louvered Discharge
• Anodized aluminum grille
• Built in damper
• Not recommended for exterior applications exposed
to severe weather conditions. An external wall louver
is recommended for such applications.
Model WC (Round Connection)
Hooded Wall Cap
• Aluminum construction - aluminum finish
• For outside wall applications
• Built in birdscreen
(not available on WC-4) and damper
Model WC (Square/Rectangular Connections)
Hooded Wall Cap
• Steel construction with black enamel finish
• For outside wall applications
• Built in birdscreen and damper
Model A B C D E
WL-10x3 50-290 12 5
1
/4 10 7
3
/4 3
1
/2
WL-18x6 390-1550 19
3
/4 8 18 9 6
For use
with sizes
Model A B C
BVE808 50-290 8
1
/8 7
3
/4 4
BVE128 390-510 12 7
3
/4 4
BVE157 700-1050 15
5
/8 7
3
/4 4
For use
with sizes
Model Dia.
RDC-6 A110-A190 6
RDC-8 A200-A510 8
For use
with sizes
Model A B C D E F G
WC-10x3 50-290 5
1
/2 12
3
/4 3
1
/2 10
1
/4 11
1
/8 4
1
/4 5
WC-8x8 200-510 10
1
/4 10
1
/4 8
1
/4 8
1
/4 8
1
/4 6
3
/4 5
WC-18x8 700-1550 10
1
/4 20
1
/4 8
1
/4 18
1
/4 18
1
/4 6
3
/4 5
For use
with sizes
Model BVE
Brick Vent
• Designed for installation in masonry walls
• Anodized aluminum construction
• Built in aluminum mesh insect screen
30
20
10
9
8
7
6
5
4
3
2
1
.01 .02 .03 .04 .05 .06
.07 .08 .09
.10
.2 .3 .4 .5 .6
Pressure Drop in Inches of Water Gauge
Above accessories tested with 4 feet of inlet duct
WC-10x3
WC-6
RJ-6x9
EL-10x3
WL-10x3
BVE-808
RFC-7
RCC-7
BVE-128
WC-8x8
WC-8
BVE-157
WC-18x8
RJ-10x10
WL-18x6
CFM x 100
ACCESSORY PRESSURE DROPS
The chart below can be used with all of the discharge
accessories shown on these two pages. Specific pressure
drop values for these accessories must be included in total
system calculations for proper fan selection.
Model A B C D E
WC-4
C50, B50-B80 6
1
/2 6 4 2
3
/4 5
B90-B200
WC-6 8 8 6 4
1
/8 5
A50-A190
WC-8 A200-A510 11 11 8 5
1
/8 3.5
For use
with sizes
Model TR 6x4
Transition Duct Reducer
• Reduces duct from 6 to 4
inches.
• Galvanized steel construction
6 in.
dia.
4 in.
dia
6.25 in.
B50-B200
TR 6x4 A50-A90
A110-A190*
For use
with sizes
* Used in conjunction with RDC-6.
Model
®
Wall Discharge AccessoriesWall Discharge Accessories
All dimensions shown in inches.
All dimensions shown in inches.
All dimensions shown in inches.
All dimensions shown in inches.
RDC-6
RDC-8
Model RDC
Round Duct Connector
• Replaces the standard
square discharge duct-
connector and damper
• Uses existing mounting holes
• Galvanized steel construction
• RDC-6 includes a damper
• RDC-8 does not include a
damper
All dimensions shown in inches.