Thistle undercoat & finish coat plasters

Improve knowledge and practical skills in the application of Thistle undercoat and finish coat plasters.

This course is designed only for plasterers who primarily undertake skimming work on site and need to understand the practical application and skills of applying backing coat and subsequent finish coat plasters to backgrounds.

The course will cover

- Health and Safety including safe systems of work and risk assessment

- The range of backing coat plasters in relation to background types

- Working method and processes when skimming out rooms and applying backing coat plasters

- Mixing backing coat plasters to the correct consistency

- Methods for setting up screeds and applying backing coat plasters

- Setting times of backing coats in readiness to apply a mechanical key by means of devil float/scarifier

- Mixing and applying Thistle MultiFinish to undercoat backgrounds

- Applying finish coats on top of backing coats in a timely manner to eliminate suction issues

- Workmanship issues which can affect the surface finish of the finish coat plaster

- Range of tools which can be used to carry out the plastering process

- Specialist range of Thistle finish coat plasters


This course is available in 3 locations:

  • East Leake, Leicestershire
  • Kirkby Thore, Cumbria
  • Erith, Kent

Dates and booking

For more information please contact the Training Academy Team on 07792 249874 or email: