Subfloors and urine don t mix.
Sealing dog urine in sub floors.
Once the carpet is removed take a blacklight flashlight and search the floor for urine spots they will glow in dim natural light with the black light turned on.
Subfloor sealing will help repel liquid not just the urine variety.
Let it soak in well and sit for several minutes before blotting the area dry.
Removing urine from subfloors takes elbow grease but the reward is a better smelling more sanitary home and a well behaved pet.
If tile just cut out the grout and replace it.
Deodorizing a subfloor that has been soaked with pet urine requires a two step approach.
First remove the carpet or floor covering you can t get to the urine in the sub floor through carpet and padding or linoleum.
Baking soda baking soda is effective in absorbing odor.
Pull up the carpet and pad and search the subfloor for urine.
The most fool proof approach is to cut out and replace the stained sections.
The first step is to treat the subfloor with an enzymatic odor remover.
When removing an entire room of carpet or flooring use the black light on the subfloor itself to locate pet urine stains and outline them with chalk or masking tape.
If pet urine has reached your subfloor you ll be caught in a tough cycle where stains will resurface in your flooring and you will have to clean them.
You probably don t need to replace the entire subfloor.
Kilz and zinsser b i n are two common brands that work well.
Natural dog urine cleaners white vinegar white vinegar is a good and effective natural dog urine cleaner.
In some cases removing pet urine odor from wood sub floor is impossible.
And replace the pad and carpet.
After finishing steps 1 and 2 described above soak the area completely with undiluted white vinegar.
Step 2 apply an enzymatic pet cleaner like nature s miracle to the soiled areas and allow them to dry thoroughly for 24 to 48 hours.
After you allow the floor to dry out seal it with a subfloor sealer.
When not cleaned up immediately pet urine stains and odors can seep below your flooring surface and into the subfloor.
Cut out and replace sub floor.
Sealing the floor you can coat the subfloor with dog and cat urine resistant paint or sealer to help protect it from future damage.
Look for products designed to block odors and stains.
Treat the rest of the sub floor with a cleaner specially formulated for pet urine.