Instructions – Da-Lite Dual Masking Electrol User Manual
Page 6
6
Suggested Methods Of Installation
Dual Masking Electrol
®
Instructions
METHOD D
METHOD B
Offset mounting, recessed above ceiling.
For plaster, dry wall, tile or paneling. Bottom
of case painted same finish as ceiling.
Can Be Painted Same As Ceiling
or Removed And Replaced With
Finished Ceiling
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.
NOTE: Must mark hole location of Screws in
3-1/2" panel for removal, if covering with tile.
Offset mounting, recessed above ceiling.
May be adapted for 1/4" paneling for 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.
1/4" Lag
Screws
1/4" Lag
Screws
1/4" Lag
Screws
3/4" Finished
Ceiling
3/4" Finished
Ceiling
Finished
Ceiling
Suspended
Ceiling Tile
T-Bar
Furnished
With Ceiling
3/8" Steel Slat
In Pocket
3/8" Steel Slat In Pocket
3/8" Steel Slat
In Pocket
3/8" Steel Slat
In Pocket
Mounting
Joist
Mounting
Joist
Mounting
Joist
Mounting
Joist
Mounting
Bracket
Mounting
Bracket
Mounting
Bracket
Furring
Strip
Furring
Strip
Furring
Strip
Furring
Strip
Picture Surface
Picture Surface
Picture Surface
Picture Surface
Masking Surface
Masking Surface
Masking Surface
Masking Surface
1 1/2"
1 1/2"
1 1/2"
1 1/2"
1 1/2"
1/4"
Bolts
1 1/2"
1 1/2"
1 1/2"
1 1/2"
Mounting Bracket
Motor End
9"
Electrical
Outlet
6 3/4"
8 11/16"
8' And Wider Screens Only
METHOD C
METHOD A
3/16" x 1" Steel Bar In Pocket
3/16" x 1" Steel Bar In Pocket
3/16" x 1" Steel Bar In Pocket
3/16" x 1" Steel Bar In Pocket
8 11/16"
8 15/16"
8 15/16"
9 3/16"
9 3/16"
9 3/16"
9"
9"
9"
3 1/2"
Panel
3 1/2"
Panel
3 1/2"
Panel
3 1/2"
Panel
8 15/16"
Case Length = Screen Fabric Width
+ 13 1/2", All Sizes