L1 Certificate In The Principles Of Window And Door Installation (Qcf) Unit 6

20 Questions | By Julianmci | Updated: Mar 14, 2022 | Attempts: 196

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L1 Certificate In The Principles Of Window And Door Installation (Qcf) Unit 6 - Quiz

L/505/3156: Knowledge of Fixings and methods used in the installation of Windows and Doors

Questions and Answers

1.

What are the MAXIMUM and MINIMUM distances for fixings from the corner on PVC-u frames to comply with accepted Codes of Practice?
- A.
  
  150mm to 250mm from the corners
- B.
  
  250mm to 500mm from the corners
- C.
  
  150mm to 500mm from the corners
- D.
  
  As near to corner as possible
2.

What are the MINIMUM distances fixings should penetrate into TIMBER and PLUGGED HOLES in Brick Block or Masonry?
- A.
  
  10mm
- B.
  
  50mm
- C.
  
  25mm
- D.
  
  75mm
3.

What is the MAXIMUM distance between centres for intermediate fixings?
- A.
  
  250mm
- B.
  
  500mm
- C.
  
  600mm
- D.
  
  1000mm
4.

What is meant by the term BLOCK AND FIX?
- A.
  
  Wedge and Fix the frame into position using correct fixings and foam if required
- B.
  
  Use timber blocks ONLY to fix the frame
- C.
  
  Use screws only to fix the frame
- D.
  
  Use fixing blocks and foam to fix the frame
5.

The term DIRECT FIXING means?
- A.
  
  A fixing directly through the frame
- B.
  
  A fixing using brackets
- C.
  
  A fixing using polyurethane foam only
- D.
  
  Using a combination of nails and screws
6.

What is the purpose of a THERMAL BREAK?
- A.
  
  A material used between the inner and outer frames to prevent the temperature transfer through the frame and condensation on the inside frame
- B.
  
  A flask to keep your drink hot or cold
- C.
  
  A period of time where it is too hot to work
- D.
  
  A process used to make the window water tight
7.

What is the purpose of PERIMETER SEALANTS?
- A.
  
  To cover up mistakes
- B.
  
  To ensure the gap between the frame and the brickwork looks nice and neat
- C.
  
  To give the trim something to stick to
- D.
  
  To ensure a water tight seal both inside and outside
8.

When is it acceptable to use polyurethane foam as the ONLY method of securing the frame to the reveal?
- A.
  
  When there is no power to use your drill
- B.
  
  Never
- C.
  
  When you have ran out of fixings
- D.
  
  If the window is too small to direct fix
9.

Which of the following are THREE types of silicone that can be used for sealing?
- A.
  
  Low Modulus Acetoxy
- B.
  
  High Modulus Acetoxy
- C.
  
  Low Modulus Neutral
- D.
  
  Fixing Foam
10.

What does the abbreviation DPC stand for?
- A.
  
  Damp Proof Course
- B.
  
  Direct Preparation Course
- C.
  
  Distribution Post Centre
- D.
  
  Digital Photographic Camera
11.

The photograph below shows which fixing method?
- A.
  
  Direct Fixing
- B.
  
  In-Direct Fixing
12.

Post window installation what method would you use to clean down the window frame?
- A.
  
  Wash down using a hose pipe with cold water
- B.
  
  Use a jet wash to clean down the frame
- C.
  
  Wash down with detergent and warm water
- D.
  
  Use a dry clean cloth
13.

What is meant by the term toe and heel?
- A.
  
  A way of protecting your feet on site
- B.
  
  A method of distributing the weight of a glass unit or panel on an opening sash or door
- C.
  
  A disease you may catch if you don't wear the correct footwear on site
- D.
  
  A transporting method used to move glass around the site
14.

The correct fixing distance from the corner of a frame is 600 mm?
- A.
  
  True
- B.
  
  False
15.

Why is it important to keep drainage holes clear?
- A.
  
  To allow the flow of air to come into the building
- B.
  
  To stop the failure of double glazed units
- C.
  
  To stop water leaking back into the house
- D.
  
  So excess water can drain away out of the window system
16.

The picture below shows the correct way to measure an aperture?
- A.
  
  True
- B.
  
  False
17.

Frames wider than 1200mm should be fixed at the head?
- A.
  
  True
- B.
  
  False
18.

Prior to removing the old frame, what is the first thing you must do?
- A.
  
  Put the kettle on
- B.
  
  Read the newspaper
- C.
  
  Check the aperture size against the new frame size
- D.
  
  Dust sheet the property to protect the floor covering