1) What gauge is normal brickwork?

Please provide your answers in millimetres (mm)

2) Perps

3) What kinds of pointing are there?

Please list the names of different pointing styles you are aware of

4) How do you keep the cavities clean?

Please answer the question in as much detail as you feel appropriate

5) Why do you need to make sure brickwork and blockwork are fully filled with mortar?

Please answer the question is as much detail as you feel appropriate

6) At what intervals are wall ties are needed?

Please provide your answers in millimetres (mm)