How to handle pet urine damage on subfloors
Pet urine trapped in subfloors creates persistent moisture and odor that can spread across rooms. Interim measures help control the damage while waiting for professional repairs.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1Cutting out contaminated carpet pieces
- 2Using temporary odor-blocking primers like Zinsser B.I.N.
- 3Waiting for a contractor to replace the damaged subfloor and flooring
- 4Sealing the subfloor before laying new carpet
- 5Re-pitching and repairing concrete slabs
- 6Installing bonded porcelain pavers
- 7Applying surface sealants
- 8Battling insects with pest reduction efforts
In their words
Unedited, most upvoted first, each linked to the thread it came from.
“My elderly cat has been peeing behind furniture in the corner of a room.”source ↗
“I’m so scared that it has spread to other areas from the moisture.”source ↗
“What do you think we can do in the meantime?”source ↗
“We noticed some smell on hour carpet.. we removed it and we saw that our cat used it as a toilet… Now we have this problem . How can we solve it?”source ↗
“I did just replace carpeting due to dog pee but, my underlayment was in way better condition with less urine.”source ↗
“That subfloor is going to hold onto the smell forever if you don't seal it before laying new carpet”source ↗
“Our puppy only goes to the bathroom on the patio, and the current porous concrete seems to absorb urine, creating odor and attracting flies.”source ↗
Where this came up
People with this problem also raised
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- 4How to get cat pee smell out of plush toys without ruining them
- 3How do I clean up a spilled drink on carpet so ants don't come?
- 6How to clean mold under water damaged flooring without DIY experience
- 6How to fix a gouged or cut floor