For any hole over 10cm wide, you should consider installing a new piece of plaster @stuartheth. You can use a reinforced plaster patch for any hole b ...

Let us know how you go @Scraggz. I think it might be easier to simply start again from scratch with a new system as it's a relatively easy D.I.Y. pr ...

Thanks guys I did do a reverse flow as part of clearing the pipe but that was with an open end. I'll take your suggestions and work at it. Gonna take ...

Hi @Scraggz That is a spot-on recommendation coming from @Sammywench. You can also use rags wrapped in plastic as temporary plugs to determine where ...

Thanks KatieC