which flexible slc for 30 mm depth?

[quackfly]

As the title says, i want to level a poor bathroom floor which is 30mm low at its lowest going up to 3mm at the door it needs to be flexible as its onto ply. its a small 3.6 m2 room. ive never used slc before how many bags am i likely to use? is it cheaper to mix sharp sand into certain brands?

 

[Gazzer]

Mapei Ultraplan Renovation screed
2 - 30mm View attachment ultraplan renovation_uk.pdf

 

[Stephen@Weber]

weber floor flex does 0.5 to 50mm and is suitable for wooden floors

 

[andy8758]

BAL has new SLC's out - their Fibrebase is ideal for what you want. Try this link.

BAL Adhesives - BAL Levellers

Downside - may cost more than Mapei and Weber! lol!

 

[stevee]

ultra from topps does upto 50mm polymer modded

 

[nybor62]

there are that many to choose from ,all the above are fine
pci do a fibre reinforced slc that also is very good