BUILDING CONSTRUCTION WOOD AND ALUMINIUM - Quiz

1) Which device is used to secure the upper portion in aluminium door

Shoe Sash Top centre pivot Floor spring

2) What is the merit of fibre glass

High strength Low strength High elasticity Low elasticity

3) What is the benefit of fibre glass

Excellent insulator Good appearance High weight High holding power

4) What is the use of sliding window wheels

Smooth operation Use close the door one direction Use on anticlockwise door Use on clockwise door

5) What is the advantage of aluminium window

Weight Light weight High density Minimum shrink