How old are these Toilets?
Ours has and still hold's water. We had to replace the Flush Valve, when we got her (lack of use by previous owner) but that was it. We've had it for 5 years?
Never heard of having to clean it.
I mean I clean the toilet but never used a emery board. Just a toilet brush
1982 Pace Arrow 30ft.
KarKaddy SS, Toad:99 Concours
Lilly and Rubie Our 4 legged Kids & Tim & Joe