L1 Certificate In The Principles Of Window And Door Installation (Qcf): Unit 4

20 Questions | By Julianmci | Updated: Mar 21, 2022 | Attempts: 240

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M/505/3151: Knowledge of Window and Door Components and Fixings

Questions and Answers

1.

The industry accepted distance that screws should penetrate into plugged holes in brick, block, or masonry is?
- A.
  
  40mm
- B.
  
  25mm
- C.
  
  As far as you can go
- D.
  
  10mm
2.

The industry accepted distance that screws should penetrate into timber is?
- A.
  
  As far as you can go
- B.
  
  25mm
- C.
  
  40mm
- D.
  
  10mm
3.

The correct purpose of expanding foam in the installation of windows is?
- A.
  
  To avoid the use of screws
- B.
  
  To weatherproof the window
- C.
  
  To fill in large gaps
- D.
  
  To stick the frame to the brickwork
4.

How do you ensure that frames are weatherproof?
- A.
  
  Use Film on the frame
- B.
  
  Paint them
- C.
  
  Carry out a water test
- D.
  
  Tilt them away from the prevailing winds
5.

Two types of glass used for glazing are?
- A.
  
  Clear and Etched
- B.
  
  Toughened and Laminated
- C.
  
  Toughened and Untoughened
- D.
  
  Laminated and Unlaminated
6.

Laminated Glass offers the following benefit?
- A.
  
  Less Costly
- B.
  
  Security from breakage
- C.
  
  Lightness
- D.
  
  The cheapest option
7.

Toughened Glass is stronger than Laminated Glass
- A.
  
  True
- B.
  
  False
8.

Windows are usually made out of the following materials?
- A.
  
  Hardwood, Softwood, and Wood Veneer
- B.
  
  Low Carbon, Low energy, and Environmentally-Friendly
- C.
  
  Timber, Metal, and PVC-u
- D.
  
  Polycarbonate
9.

Glazing Packers are used to fasten and position the glass into the frame
- A.
  
  True
- B.
  
  False
10.

A Bay Window has THREE openings, and a Bow Window has more
- A.
  
  True
- B.
  
  False
11.

Bay Windows are usually wider than Bow Windows?
- A.
  
  True
- B.
  
  False
12.

Bay Windows usually protrude farther from the wall into the exterior space?
- A.
  
  True
- B.
  
  False
13.

Gaskets are normally made out of THREE of the following materials? \indicate which ones?
- A.
  
  Rubber
- B.
  
  Nylon
- C.
  
  Metal
- D.
  
  Wood
- E.
  
  Fabric / natural material
14.

Laminated Glass has greater sound insulation than Toughened Glass?
- A.
  
  True
- B.
  
  False
15.

What characteristically happens when Toughened glass is broken?
- A.
  
  It shatters into sharp shards
- B.
  
  It produces a "spiders Web" pattern
- C.
  
  It shatters into small fragments
- D.
  
  It is held together by the resin layers
16.

What distance from a corner should a fixing for a Timber or PVC-u window be?
- A.
  
  150m to 250m
- B.
  
  As near as possible
- C.
  
  50mm to 100mm
- D.
  
  150mm to 250mm
17.

The recommended distance for fixing centres on frames should not exceed 600mm?
- A.
  
  True
- B.
  
  False