Datasheet
NOTE: Drawings below show
picture surface and masks in
the down position. Masks will
be on front side of roller when
retracted.
DUAL MASKING ELECTROL
®
SUGGESTED METHODS OF INSTALLATION
SELECT INSTALLATION METHOD
ACCORDING TO CEILING TYPE.
NOTE:
MUST MARK HOLE LOCATION OF
SCREWS IN 3½" PANEL FOR
REMOVAL, IF COVERING WITH TILE.
CASE LENGTH
SEE CHART
6
3
/4
"
MOUNTING
BRACKET
MOTOR END
SWITCH CONTROL
OUTLET
1
1
/4
"
6
3
/4"
9"
8
3
/4"
CENTER
BRACKETS
FURRING
STRIP
MOUNTING
BRACKET
8
15
/16"
9"
9
3
/16"
1
1
/2"
1
1
/2"
3
1
/2"
PANEL
PICTURE SURFACE
MASKING SURFACE
3
/4"
FINISHED
CEILING
3
/8" STEEL SLAT IN
POCKET
CAN BE PAINTED SAME AS CEILING
OR REMOVED AND REPLACED WITH
FINISHED CEILING
Offset mounting, recessed above ceiling. For plaster,
dry wall, tile or paneling. Bottom of case painted same
finish as ceiling.
(SUGGESTED)
1
/4" LAG SCREWS
MOUNTING
JOIST
METHOD A
FURRING
STRIP
MOUNTING
BRACKET
9
3
/16"
9"
9
3
/16"
1
1
/2"
1
1
/2"
3
1
/2"
PANEL
PICTURE SURFACE
MASKING SURFACE
3
/4"
FINISHED
CEILING
3
/8" STEEL SLAT
IN POCKET
CEILING TILE CUT TO
1
/4"
THICK
(ATTACH WITH MASTIC)
Offset mounting, recessed above ceiling. May be
adapted for
3
/4" ceiling, but cut to
1
/4" thick under screen
case and panel.
(SUGGESTED)
1
/4"LAG SCREWS
MOUNTING
JOIST
METHOD B
FURRING
STRIP
MOUNTING
BRACKET
9
3
/16"
9"
9
3
/16"
1
1
/2"
1
1
/2"
3
1
/2"
PANEL
PICTURE SURFACE
MASKING SURFACE
FINISHED
CEILING
3
/8" STEEL SLAT
IN POCKET
Offset mounting, recessed above ceiling. May be
adapted for
1
/4" paneling for ceiling.
(SUGGESTED)
1
/4" LAG SCREWS
MOUNTING
JOIST
METHOD C
FURRING
STRIP
9
3
/16"
(SUGGESTED)
1
/4"
BOLTS
1
1
/2"
1
1
/2"
3
1
/2"
PANEL
PICTURE SURFACE
MASKING SURFACE
SUSPENDED
CEILING TILE
3
/8" STEEL SLAT
IN POCKET
T-BAR
FURNISHED
WITH CEILING
Flush mounting, recessed above ceiling. For use
with dropped ceiling. May also be adapted for use
with acoustical or other ceiling
3
/4" thick but cut to
1
/4" thick under screen case and panel.
MOUNTING
JOIST
METHOD D
AUDIENCE
SIDE
AUDIENCE
SIDE
AUDIENCE
SIDE
AUDIENCE
SIDE
3
/16" x 1" STEEL SLAT
IN POCKET
3
/16" x 1" STEEL SLAT
IN POCKET
3
/16" x 1" STEEL SLAT
IN POCKET
3
/16" x 1" STEEL SLAT
IN POCKET