A healthy carrier cat could certainly be placed in a home and often will live out a normal lifespan. (facespayneuter.org)
B. Bronchiseptica is often described as an opportunistic bacterium as it may be dormant in carrier cats and then manifests at times of stress. (catbreedsjunction.com)
The first rule is to deal first with the least infected area of our house or cattery (in our case, our kitten rooms) and gradually move up to the most infected area (perhaps our known FCoV carrier cats, or a cat sick with FIP, last). (catvirus.com)