4
STEP 3: LIGHT BLOCKING STRIP APPLICATION
Please Note: Do not remove paper
liner from light blocking strips until
they are cut to length.
Cut 6 pieces of light blocking strip to fit
in the spaces between the brackets, and
between the brackets and the window
casing, on top and bottom sills.
Remove paper lining from one piece of
light blocking strip. Apply strip to the
correct area of the sill, aligning the strip
with the center of the brackets.
Press down firmly.
DO NOT
stretch
strip.
Repeat for remaining pieces of light
blocking strip.
Light Blocking Strips
Light Blocking Strips
Align strips with center
of installation brackets
Light Blocking
Strip