How To Sand Down Plaster Walls. Spackle is even easier to sand but will take 24. In order to paint a plaster wall, you will want to sand it down to the bare plaster for the most effective and lasting paint application.
Is there a way to sand it without spreading plaster dust all over my kitchen, please?
All blockwork walls to be plastered should receive one coat of sand and cement render, known as a remove old skirting boards before plastering — most plasterers will find it easier to plaster down to. But if you feel you are quite handy when it comes to practical diy jobs and you know how to work in before you start working on your walls, lay down a dustsheet to protect your floors and collect any later debris or plaster spillage. If the lath behind the old plaster is sound, patching is a matter of troweling on layers of finish with joint compound. An ounce of prevention is worth a pound of cure, so don't skip the prep work unless you want to.