Annie Costanzo connects two pipes with a T-joint to build a gray water system.
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Costanzo drills a hole in a wall to reach her washing machine.
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Costanzo consults a guide.
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She cuts a piece of PVC pipe.
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Costanzo uses a circular saw to cut a red brick walkway so that she can lay down piping.
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She connects more pipes.
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Costanzo digs a trench where mulch will be placed to collect water as part of the gray water system.
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Dishwater will be collected to use on her plants.
(Kent Nishimura / Los Angeles Times)