U5 – Finishes Units/Module

U5 – Finishes


Trainees know …

  • the tools and machines used on the building site for plastering and cladding straw bale walls. They know specific requirements for finishes on a straw bale building site,
  • the possible dangers, safe working practices, accident prevention regulations and security data sheets,
  • about the specifics of plaster/render materials, their advantages and disadvantages, how to make proper mixtures and how to work with,
  • about the specifics of the cladding materials and fastenings, their advantages and disadvantages, how to make the right connections and dimensions,
  • the basics of weather proofing, wind and air tightness, fire protection and vapour barriers for rendering/plastering finishes of straw bale buildings,
  • the basics of weather proofing, wind- and rain tightness, rainwater drainage, protecting splashwater areas, making barriers and supporting constructions for cladding systems,
  • good detailing for plastering/rendering/cladding straw bale walls,
  • why and how to make rendering/plaster samples to choose the right mixture,
  • the different surface structures and treatments and their advantages and disadvantages, [Level 4]
  • how to prepare the substrate for the plaster,
  • the consistence of plaster/render and how and when to use meshes,
  • how to prepare the straw bale wall for the cladding system and how to install the different systems.


Trainees can …

  • handle tools and machines which are used for different rendering and cladding systems,
  • prepare the substrate,
  • prepare the plaster/render mixture,
  • execute different plaster systems,
  • prepare the wall and install the supporting constructions for cladding,
  • prepare and install the cladding systems,
  • estimate the dangers of handling with these materials and can minimise risk,
  • execute proper airtightness, wind- and rain-proof details and take care for good rainwater drainage,
  • organize and do the work on time, [Level 4]
  • calculate the rendering/plastering and cladding quantities, [Level 4]
  • apply different surface structures, treatments and protecting paint coats.


Trainees can …

  • be aware of health and safety in relation to other workers, building site, machinery, equipment, PPE (personal protective equipment) and of issues specific to working with earth, lime and cladding systems,
  • organize the building site at all stages, [Level 4]
  • explain different examples of rendering and cladding, making reference to advantages and disadvantages of each and can announce concerns. [Level 4]

U5 Learning Outcome – Level 3 | ECVET credit points: 25
U5 Learning Outcome – Level 4 | ECVET credit points: 20

U5 Session 1: Direct Plaster Theory 4 hours
U5 Session 2: Direct Plaster Practice – Wall Preparation 1 day (incl. practice)
U5 Session 3: Direct Plaster Practice – Clay Mix Preparation 1 day (incl. practice)
U5 Session 4: Direct Plaster Practice – Clay Base Coat 1 day (incl. practice)
U5 Session 5: Direct Plaster Practice – Clay Top Coat 1 day (incl. practice)
U5 Session 6: Direct Plaster Practice – Lime Mix Preparation 1 day (incl. practice)
U5 Session 7: Direct Plaster Practice – Lime Base Coat 1 day (incl. practice)
U5 Session 8: Direct Plaster Practice – Lime Top Coat 1 day (incl. practice)
U5 Session 9: Cladding Theory 2 hours
U5 Session 10: Cladding Practice 1 day

Handbook U5:

Links: U5 all sessions