“does this item clean in a grid pattern or random selection”

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• Yes it works really good.

  Answered by Anonymous 6 years ago

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• The Roomba 675 cleans using an algorithm, so it appears random but is not. You'll see systematic navigation (cleaning in parallel rows) with the Roomba 960, i7 or s9.

  Answered by iRobot representative 6 years ago

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