Not sure about the stain but i think plain vinegar would help solve the odor problem.
Dog urine on stained concrete floor.
Hi i am mike day owner of day s concrete floors inc.
It does not turn yellow or create a shine or slippery surface for your pets.
Sealgreen kennel concrete sealer is an odorless water based penetrating chemically reactive siliconate concrete sealer developed to provide long lasting protection without changing the appearance of the surface.
Concrete is actually porous like a sponge.
Next apply and scrub in enzymatic cleaner to remove odor.
Apply a subfloor sealer.
Leave it on the stains for 2 or 3 hours.
When the pores in concrete are sealed with a protective film forming sealer or floor finish pet urine can t seep into the floor and leave behind lingering odors and stains.
This is why it s hard to get stains out of concrete.
Now with water wash the area thoroughly.
Any all purpose oil or water based stain blocking primer will work especially if you apply two or three coats.
This will allow the enzymatic cleaner to reach urine trapped beneath the surface.
With the help of the sponge rub the cleaner onto the concrete floor.
Provides long lasting protection to water oil urine other pet accidents and citrus absorption jet.
See six common questions about concrete floor sealers.
For unsealed concrete surfaces you must saturate the entire urine stained area and let it sit until the concrete completely absorbs the cleaner.
Then cover cement and let area sit and soak overnight for 12 24 hours.
If liquid is allowed to sit for a period of time it will absorb most anything.
If it wants to run downhill soak an old towel with vinegar and leave that on the stains.
Let it sit awhile.
First clean spots with a two to one vinegar and water mixture tsp or hydrogen peroxide and rinse off concrete.
The best floor sealer for pet urine is a stain blocking primer such as kilz 3 premium interior exterior primer which not only blocks stains and odors but also contains a mildewcide.
In maine where i ve been working with concrete for 40 years now and this website is where i can share with you all the knowledge and wisdom i ve gained from installing all kinds of decorative concrete concrete floors concrete overlays stained concrete and also fixing cracked or spalled concrete.
Once the area dries up the urine stain removal will be successful and all the concrete will be once more of the same color.
When urine is introduced to concrete and allowed to dry the uric acid crystals present in urine bond tightly to the concrete.