Step 2 assemble the liner.
Blackout lining for roller blinds.
Line up one side of the blackout liner with one edge of the roller shade.
Place the blackout liner on the back of the shade.
Unroll your blinds face down on a flat surface.
Take these measurements to the store to purchase your blackout liner and trim.
Line up the bottom of the liner with the bottom of the shade.
When you reach the top of the glue stripes add another 6 inches.
Position an end of the liner at the mark on the shade.
Blackout backed fabrics also have added insulating and noise dampening properties due to their density and opacity.
Extend the liner to the bottom of the shade keeping the fabric straight.
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Record the measurements of length and width.
Blackout backing is also used on movie theater screens and planetarium domes.
Keep the edges of the fabric even with the edges of the roller shade and press the fabric gently onto the glue.
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Blackout backing is an opaque fabric lining that has the distinctive quality of blocking light and comes in two forms.
Unroll the blackout liner onto the shade.