Step 4: Lay out the pipe lengths and fittings

Lay out the pipe lengths and fittings
Photo: Smith-Baer
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Lay out all the pipe lengths and fittings beside the trench to make sure you've got all the necessary parts. Press a downspout adapter into a 3x4-inch reducer coupling and slip it onto the bottom end of the downspout.
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    Tools List

    • 16-foot tape measure
      Tape measure
    • flat blade shovel
      Shovel, used to dig trench
    • two-foot level
      Level, used to check drainpipe for proper slope
    • sledge hammer
      Small sledgehammer, used to pound in stakes
    • hand saw
      Handsaw, hacksaw or 12-inch power miter saw, used to cut the PVC pipe

    Shopping List

    1. 4-INCH-DIAMETER PVC AND ASSORTED FITTINGS

    2. 4-INCH-DIAMETER FLEXIBLE PLASTIC DRAIN PIPE

    3. PVC PRIMER AND CEMENT

    used to join together PVC pipe and fittings



    4. WOODEN STAKES AND MASON'S STRING

    5. WHITE FLOUR IN METAL CAN

    sprinkled onto ground to indicate trench location



    6. CARDBOARD SHEETS

    used to temporarily hold soil dug from trench