Can Sanding Remove Black Pet Urine Stains From Hardwood Floors?
Black pet urine stains look like surface damage, but they usually run deeper. Our short answer is simple: sometimes, but not always. When black urine stains hardwood, the finish is rarely the whole problem. The urine can soak into the wood fibers, react with the tannins, and leave dark marks that sanding may only lighten. … Read more