Broken colour effects

1. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 1 of 9
PowerPoint
presentationBroken colour effects
Unit 120: Producing specialist decorative finishes

2. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 2 of 9
Broken colour effects
A broken colour effect is an effect that produces a multi-coloured finish
and is not a solid colour.

3. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 3 of 9
Broken colour effects
Materials
Specialist materials are used to produce these effects.

4. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 4 of 9
Broken colour effects
Tools and equipment
Specialist tools are used to produce these effects.

5. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 5 of 9
Broken colour effects
What is the difference between a glaze and a scumble?
A scumble glaze.

6. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 6 of 9
Broken colour effects
Drying times
You can reduce and extend the drying time of scumble by adding
or using:
• Linseed oil
• Driers
• Glycerine
• Acrylic conditioners
• Lightly spraying the surface or using a wet rag

7. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 7 of 9
Broken colour effects
Important factors to consider
• The working time of the glaze or scumble glaze
• Yellowing of the material
• The area size
• Number of operatives

8. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 8 of 9
Broken colour effects
Personal protection
Specialist decorative effects involve coming into contact with solvents
so it is advisable that operatives use and wear the correct protection.
• Barrier creams
• Disposable gloves
• Overalls and boots
• Make sure you wash your hands

9. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 9 of 9
Any questions?

10. Level 1 Diploma in Painting and Decorating
© 2013 City and Guilds of London Institute. All rights reserved. 9 of 9
Any questions?