gaz 105

Which three materials would commonly be used in traditional cavity wall construction?

• Brick, lightweight block, insulation material

• Stone, fiberboard, plaster
• Plastic, straw, clay
• Wood, glass, metal

What is the minimum height the horizontal Damp Proof Course should be above the ground level?

• 250 mm
• 100 mm
• 150 mm
• 200 mm

What is a partial fill cavity wall?

• Insulation batts are fastened to the inside face of the blockwork.

• A partial fill cavity wall is a wall that has a solid structure without any cavity.
• A partial fill cavity wall is a wall that is completely filled with insulation.
• A partial fill cavity wall is a wall with no insulation at all.

Which drawing is used to help position windows and door openings?

• Elevation drawing
• Floor plan
• Section drawing
• Site plan

Which component helps stabilise the inner and outer walls of a cavity?

• Cavity filler
• Wall insulation
• wall ties

• Structural adhesive

Which component ventilates the underside of a hollow floor?

• Air bricks

• Ventilation duct
• Floor grate
• Ductless fan

Why is a weep hole positioned above an opening?

• To enhance the aesthetic appeal of the structure.
• To provide additional structural support.
• To allow for better air circulation around the opening.
• To allow moisture to travel out of the cavity.

Which type of block should be used to improve the thermal efficiency of a wall?

• Standard brick blocks
• Wooden panels
• Gypsum board
• lightweight blocks

What is the required vertical spacing of wall ties in cavity wall construction?

• 750mm

• 600mm

• 450mm

• 300mm

Which tool would be used to plumb individual brick soldiers?

• Tape measure
• boat level

• Chalk line
• Square tool