I can understand that the furminater could be rough on longhaired kitties. When I had a longhair, I used either of 2 combs I had bought for my poodle. They are stainless steel with teeth that are 1 1/2 and 1 1/4 inches long, and fairly wide spaced. Be sure to brace the skin firmly with the...
A 40% humidity level is not a dangerous level for people or animals, but it is for fleas. I cant see why it would cause any harm to a cat with a urinary problem.
Just an afterthought here - I think air conditioners naturally remove moisture from the air when they are turned on. If you run an air conditioner you could get one of those little thermometer dials that also shows the humidity. Then crank the air conditioner to what it takes to get the...
You definitely need a dehumidifier. My dehumidifier defaults to 40% when I first turn it on, although I usually reset it to 55% when I use it in the basement. 40% is a comfortable setting for humans, but deadly to fleas. It is nice to have a way to kill them without using the toxic...
If you would like to try a non-chemical approach, this worked for me two years ago when I had an infestation so bad that I hated going home. I researched fleas online and found that fleas will die if the humidity is 40% or below. It took a while to get the infested room to 40%, but once I did...