121 Worksheet 1

What type of suction would you expect with Thermalite block walls?

• High

• Low

• Medium

• All of the above

What type of suction would you expect with dense concrete block walls?

• Low

• High

A background consisting of more than one backgrounds is called a .....?

To check the suction of a background prior to plastering you must do what?

• Splash Test

• Wet Test

• Slurry Test

The easiest way to cut a thermalite block is by using a ...?

What is on the face of a thermalite block that makes it easily recognisable?

• Wavy Lines

• Triangles

• Writing

If something is described as 'no-fines', what does this mean?

• No sand content

• No aggregate content

EML is the acronym for?

• Expanded metal lathing

• Extra metal layer

• Expanded metal level

• Not sure