| commented answer | My house smells like dog pee? Sorry to say but only cat urine will light up with a dark light as it contains ammonia. Dog urine does not. There's no easy way to locate 'the' spot unfortunately, until your uproot the underlying layers. |
| commented answer | My house smells like dog pee? NONE of the above answers the lady's question - where is it? Your advice is awesome ONCE the spots are known. |