a slab of timber or if you can find a plastic "chopping board'" big enough use that for the base. Use the old board as the template and get the jigsaw into action
Someone on the Facebook Expanda group was making wooden ones for that shape sink for $38 i think ... which is around the same price as Jayco charge for the round plastic ones
If its not broken just scored then just give it a flame over with a gas torch, the score marks just melt away. I clean the scratches off my Kayaks and chopping boards that way.
If its not broken just scored then just give it a flame over with a gas torch, the score marks just melt away. I clean the scratches off my Kayaks and chopping boards that way.