salts

[rrrichard]

hi ive just replasterd an old stone wall inside ive used sbr and thoroseald the walls about 2 weeks ago.
ive gone back to the job and there are some salts on the cornerbeads the plaster has dried fine but is dark on the beads does anyone know the reason or have a:RpS_bored: remiedy for this cheers.

 

[spunky]

You get that on new builds on dry lining fleck knows why might be the grease or something when they leave the factory?

 

[keithuk]

what you prick your beads up with ?

 

[rrrichard]

tacked them with multi finish

 

[flynnyman]

tacked them with multi finish

Theres the problem

 

[rrrichard]

hhow come

 

[flynnyman]

GGypsum will hold the damp.

 

[irish_spread]

Wwhy

 

[rrrichard]

what causes the salts to get through tanking

 

[flynnyman]

Did you let the walls dry out before you tanked them?

 

[rrrichard]

no

 

[Arti]

nnnnnightmare.........:RpS_scared:

 

[keithuk]

Easy mistake mate ,i did it once with bonding years ago ,live and learn

 

[Arti]

Ssilly bbilly