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68 Cards in this Set
- Front
- Back
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Steel rule is... |
For accurate pipe work measurement and bending. |
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Tape measurement is... |
For pipe work installation or measuring large pipe lengths |
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Site tape is... |
For site measurements or room measurements |
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What is used to bend 15mm & 22mm copper pipe?
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Scissor pipe bender
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What is used to bend LCS pipe?
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Hydraulic pipe bender
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How does R220 Copper come?
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Coiled
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How does R250 Copper come?
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In long lengths
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Which is more resistant copper or plastic?
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Plastic
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What type of plastic is used for underground incoming mains?
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MDPE
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What fittings contains a nut and olive?
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Compression
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What
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What fitting contains a rubber O ring and grab ring? |
Push fit
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What must be done to copper pipe after cutting but before cleaning with wire wool?
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de-burring
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What is used with Hemp when joining LCS pipes with Fittings?
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Jointing compound
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When soldering what is used to protect the building fabric?
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Heatproof mat
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What are mirror screws used for other than using them on mirrors?
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Bath panels
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What is another name for plasterboard?
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Cavity fixings
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Minimum and maximum distance for cutting a joist notch from the load bearing wall.
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1/8
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What is the name given to the interlocking flooring.
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Tongue and groove
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Which type of screw style is best for flooring?
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Countersunk
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What 2 colours does uPVC soil pipe come in?
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Black and grey
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How much can you take out of a notch?
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1/8
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What is the maximum size hole you can have in a joist?
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1/4
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What is the maximum amount of brick allowed to be removed for a vertical and horizontal chase?
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Vertical 1/3, Horizontal 1/6
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When bending LCS to 90, why is it best to bend it to 95?
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Because it springs back
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A Phillips screw is...
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Active Fluxes are...
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Acid based and the cleaning of pipes is not necessary.
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Non-active fluxes are...
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Paraffin based and the cleaning of pipes must always be carried out
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Push fit fittings can be used...
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On pressure plastic pipe or copper pipe
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Compression fittings come in...
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Two styles, Type A: Non-manipulative fittings and Type B: Manipulative fittings |
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Press fit fittings...
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These rely on an O ring to create the watertight seal.
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Unions...
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Commonly supplied with either aflat face or conical face to create the watertight seal.
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Flanges...
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These come in a flat face and use either a rubber or fibre gasket to create a watertight seal.
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Plastic solvent weld fittings are...
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Used on ABS and uPVC waste or soil pipes
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Sealing paste...
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Small amounts of paste are used on olive
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Hemp and paste...
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Used on the threads of the pipe without blocking the pipe
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Gaskets...
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either rubber or fibre gaskets are used on flange faced joints
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Fusion weld...
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Used on underground Utility pipework
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O rings...
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Used on push fit, waste and soil pipes
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A countersunk screw...
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A Gate valve...
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A service valve...
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Single check valve...
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Double check valve...
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The Radius centre is...
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4x the diameter of the pipe Radius x 2 x 3.14
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A pipe should always be sleeved where it...
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Passes through a wall
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Which one of the following fittings requires the application of solder wire during the jointing process?
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An Endfeed
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The fixing device shown should be used in …. |
Stud partition
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When jointing copper pipe, the action to take after the pipe has been cut to size using a junior hack saw, is to.....
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de-burr the inside and outside of the end of the pipe.
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‘Mushrooming’ is most likely to occur on a...
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Cold chisel
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A 32 tooth hacksaw blade would be best suited for use on a pipe made of ….
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22 mm copper.
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A delivery advice note is provided by the
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supplier to confirm the number and type of materials that are delivered.
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Which one of the following documents states the exact price that a plumber’s merchant will supply materials for?
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Quotation.
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To comply with the requirements of the Building Regulations Approved Document A, the maximum depth of cut to be made in a floor joist that is 180 mm deep by 50 mm thick, is
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22mm
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To comply with the requirements of the Building Regulations Approved Document A, the recommended maximum diameter of holes drilled in timber floor joists should be no greater than?
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1/4 of the depth of the floor joist
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Hydraulic oil levels must be regularly checked on a?
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Steel pipe bender.
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The local Water Company must be advised when a plumber needs to?
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Discharge large quantities of disinfectant to the drainage system.
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What colour identifies heavy grade LCS?
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Red-used for steam and fire systems
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What item is commonly used to securely clip LCS in place?
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Munson rings are commonly used
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What colour identifies Medium grade LCS?
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Blue-used for heating and oil lines
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What colour identifies Light grade LCS?
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Brown-used for gas
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Name the two plastics suitable for solvent welding?
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PVCu,Polybutylene
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Clipping distances for 15mm/1/2 copper
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Hor 1.2 Ver1.8
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Clipping distances for 22mm/3/4 copper
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Hor 1.8 Ver 2.4
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Clipping distances for 15mm LCS
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Hor 1.8 Ver 2.4
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Clipping distances for 22mm LCS
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Hor 2.4 Ver 3.0
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Clipping distances for 15mm Plastic
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Hor 0.6 Ver 1.2
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Clipping distances for 22mm Plastic
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Hor 0.7 Ver 1.4
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