Browse Forums DIY, Home Maintenance & Repair Re: Repairing lumpy render patch 2Feb 10, 2019 7:44 am Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Re: Repairing lumpy render patch 4Feb 10, 2019 8:58 am Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Re: Repairing lumpy render patch 5Feb 10, 2019 9:29 am StructuralBIMGuy You'll need to recess the patched area 3mm and apply a skim coat patch How To Patch Plaster Thanks mate, what’s the best way to skim? Re: Repairing lumpy render patch 6Feb 10, 2019 9:54 am Apply a thin layer, let it dry, sand back flush, if needed, apply another thin layer, repeat 3mm is optimal for a pro, or build up the layers, use Cornice cement for skimming Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Re: Repairing lumpy render patch 7Feb 10, 2019 10:10 am StructuralBIMGuy Apply a thin layer, let it dry, sand back flush, if needed, apply another thin layer, repeat 3mm is optimal for a pro, or build up the layers, use Cornice cement for skimming Crap sorry, I meant how should I recess, that’s the problem I’m having, trying to sand the render back! Thanks for your help! Re: Repairing lumpy render patch 8Feb 10, 2019 10:13 am It's easy to chip it back eg screwdriver/chisel, sanding requires too much elbow grease.hth Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Re: Repairing lumpy render patch 9Dec 12, 2019 6:17 pm I would personally use a 5 -inch grinder with a sanding disk, You might be able to buy a cheapy at Bunnings. Hi Alex, Thanks for the reply again. I had a chat with the builder, he said he will use primer, then hydrotec which comes with colour and sealer as well. A Renderer I… 12 18093 I am looking for someone who might have tackled a similar issue as me. I have a few rendered interior walls, the surface condition is hardly flat. I can see all the bumps… 0 7967 Do you have a scope of works? If have texture on wall now, the patch will show through The standard for repair of texture is to patch, re-texture corner to corner,… 5 6920 |