Step One: Preparing the fly opening
Sew the front seam
of the pants using the picture as a guide:
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(Click to see a larger image.)
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(Click to see a larger image.)
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Step Two: Installing the under lap side
of the zipper
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(Click to see a larger image.)
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Sew along the edge of the
zipper tape about 1/8 to 1/4 inch in from the edge.
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Fold the zipper so the front is
up. Let the fabric roll up next to the coils. Stitch
as close to the zipper coil as possible.
Hold in place with a few pins if needed
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Finished
underlap.
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Step Three: Securing the Zipper
to the Lap Side of the Fly
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Fold the remaining fly piece over
the zipper.
Stitch in about 1/8 to 1/4 inch in from the edge
of the zipper tape.
You may do this with the zipper side up or the
fly size up, whichever is easiest for you.
Put your pins on the side that will be up when
sewing.
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(Click to see a larger image.)
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Inside View
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Outside View
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Step Four: Top Stitching the Fly Lap
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Hand
baste the fly extension to the pants. This
is usally 1/4 inch in from the fly extension edge. You
may shape it as desired.
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On
the public side of the fabric, machine stitch over
the basting.
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(Click to see a larger image.)
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Carefully
remove the hand basting and the machine basting to
open the fly.
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