I don't know if this is relevant in your case, but I once washed some mould on a gloss painted surface with a bleach solution, and I found it destabilised the existing paint so that the new coat of paint started coming away soon after I painted it.
We get condensation on our aluminium bedroom windows in colder weather at night which runs down onto our internal window sills.
The water-based eggshell paint we used on the timber window sills is sadly not able to withstand the condensation pooling on it for more than a few months. The idea...
To save myself the effort of priming hardboard, I was wondering if white-faced hardboard would make a good surface for self-adhesive vinyl floor tiles. Has anyone any opinions or experience with this combination?