How thick should a skim coat of plaster be?

Question

How thick does a skim coat of plaster need to be? I'm having a practice run at doing it myself but I'm not sure how much plaster needs to go on.

James · Answer

Skim coat should be done over 2 coats the first about 2mm then the second 1 mm

Ryan · Answer

4 mm that is just a just  guide line when plastering on plasterboard. 2 coats . All depends the suffice never exceed 7 or 8 mm he multi finsh will crack very bad max should be 6 really .

Iosif · Answer

Between 3 and 5 mm its all about the wall if its straight for example on plasterboard îs 2 mm eack coat

Darren · Answer

The thickness of skim is 2/3 mm no more if it is then you need to put a bonding coat underneath

Lee · Answer

A skim of plaster should be about 5 millimetres thick.

Russell · Answer

Between 2 a 5 mill thick it can be thicker butt you need experience,d plasterer to do this  .on plaster board it,s a lott thiner than reski.s

Lee · Answer

2 coats no more that 5mm, any more filling out needs bonding. Or if extreme dry lining or taking back to brick

Jack · Answer

Angle beads come as 3mm thick so you only skim to the bead edge meaning. 3mm thick

Ionut · Answer

Hello.. depends on the material u ar using ,but normaly not thiker then 10 mil .

Tye · Answer

Base coat plaster should be around 11mm thick. 
Top coat/skim coat should be around 2 mm

Dan · Answer

The total should be around 3mm. The first coat at 2mm then the second at 1mm. This can obviously fluctuate slightly on uneven walls buts that’s standard practice

How thick should a skim coat of plaster be?

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