4. How quickly can mold grow after water damage? A 4. How quickly can mold grow after water damage? Mold can begin to grow within 24–48 hours, especially in humid Long Island environments. Post Navigation ← Previous PostNext Post → Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.
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