Unit 207: Roof components and finishing's

What is the purpose of the gap left in flush eaves construction?

• To allow for expansion and contraction

• To provide a space for electrical wiring

• To leave room for additional structural support

• To allow for ventilation

Which component is positioned directly above the cavity insulation in the diagram?

• Tilt fillet

• Rafter

• Proprietary ventilator

• Wall plate

What is the function of the insect screen ventilator shown in the diagram?

• To prevent insects from entering the ventilation gap

• To support the roof structure

• To insulate the building

• To allow water to drain away

What is the function of the rafter feet in open eaves construction?

• They support the roof boarding at eaves.

• They are used to attach gutters.

• They provide insulation to the roof.

• They are purely decorative.

What is installed at the eaves to prevent vermin entry?

• Roof boarding

• Rafter feet

• Vermin proof proprietary ventilator

• Wall plate

What must be included in the soffit of closed eaves for ventilation purposes?

• Insect screen

• Tilt fillet

• Fascia

• Ventilation strip or holes

What is the purpose of the insect screen ventilator in closed eaves?

• To support the roof tiles

• To allow air flow while keeping insects out

• To connect the soffit board to the fascia

• To provide a decorative finish

Which component is positioned at the edge of the roof, finishing off the look of the eaves?

• Soffit board

• Plaster board and skimming to ceiling

• Tilt fillet

• Fascia

What is the purpose of sprocketed eaves in site carpentry?

• To increase the pitch at the eaves level

• To support the weight of the roof

• To reduce the pitch at the eaves level to slow down rainwater

• To provide ventilation in the roof space

Where is the sprocket nailed in relation to the rafter?

• To the bottom of the rafter

• To the side of the rafter

• To the top of the rafter

• Not attached to the rafter at all