- Joined
- 2 Jan 2019
- Messages
- 335
- Reaction score
- 8
- Country
Is their a reason why my windowsills are stained yellow where ornaments are? They got repainted twelve months ago with water based undercoat and dulux water based gloss. Everything was sanded before hand. The rest of the windowsill is still sparkling white. Just under things that arent moved often except when dusting it is now yellow. The yellow is the except shape of the bottom of the ornament. I find it strange considering water based was used. I thought water based didnt yellow