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Keep the Litter Box Odor to a Minimum With These Vet-Approved Tips
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Replace the Litter Box Once a Year

Changing the litter box helps to maintain optimal hygiene. "You should replace the litter box about once per year," Dr. Barrack said. "Over time, your cats may scratch the box and bacteria can hide in these scratches causing it to smell, meaning replacement is the best option."

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