What is the best way to apply lime plaster?
This advice applies to both hydraulic and putty limes. Although we recommend that putty limes are generally best for internal work. It is extremely important that application guides for the different products should be followed but in general internal lime plaster should be applied as 3 coats: 1st coat: Scratch Coat. Use well graded sands and plenty of hair. Coat should be 6 – 9mm and diamond scratched. 2nd coat: Float Coat. Use well graded sands and plenty of hair. Coat should be 6 – 9mm and floated off. 3rd coat: Finish Coat. Use fine sand and apply 2 tight coats of around 1.5mm. For other applications and different substrates, please see the application guides in the Documentation section. Substrate preparation, mixing, all procedures – scratching, floating etc and tending must be done correctly and at the right times! How many days should I leave between scratch, float and finish coats? Ideally 2 weeks should be left between scratch and float coats, and 1 week between float and fin
