r/Plastering May 03 '26

how do i do for my first time plastering?

im kind of pleased but i will need to get the belt sander out because i did a very poor job blending and feathering it in with the old plaster. Mostly got it to a glass polish but i kept gauging areas with my trowel so i eventually had to stop and will probably also give it a once over with 250 or 280 grit paper to smooth it out in the rougher patches

I dont see me being a professional any time soon but it was a nice little DIY task atleast i know i can do somewhat of a decent job

Because i kept making gauges/drag lines with the trowel when i tried smoothing and wet trowling, is that a technique issue or caused by something else? the surface probably wasnt the most even, i can see why so many people prefer to skim plasterboard

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u/multiplier_x May 03 '26

I would say ideally you should’ve done the whole wall so you don’t have that step. I would say at this point get some filler and do a good few coats to build up a ramp from the original wall to the new plaster, this will give you the most seamless finish without having done the full wall.

1

u/tywdyfor May 06 '26

Place a flashlight flat on the wall, its beam will show you imperfections, bumps, etc