WorksheetsBritish Standard Preparation Quiz
Total questions: 100
Worksheet time: 50mins
Which committee was responsible for the preparation of this British Standard?
Technical Committee GSE/30
Technical Committee GSE/40
Technical Committee GSE/50
Technical Committee GSE/60
Which association is NOT listed as being represented in the preparation of this British Standard?
British Flue and Chimney Manufacturers’ Association
Catering Equipment Suppliers’ Association
British Gas Association
British Electrical Association
When was the fourth edition of this British Standard published?
April 2005
July 2001
September 1991
April 2010
Which organization is responsible for gas installations in the 1st, 2nd, and 3rd family gases?
Council for Registered Gas Installers
BSI Consumer Policy Committee
LP Gas Association
Centrica plc
When did the new edition of BS 5871-1 come into effect?
11 July 2005
15 April 2005
1 January 2006
30 June 2005
What is the main focus of BS 5871-1:2005?
Installation of electrical appliances
Requirements for flueless appliances
Safety standards for water heaters
Guidelines for solar panels
Which part of BS 5871 covers gas fires, convector heaters, and heating stoves?
BS 5871-1
BS 5871-2
BS 5871-3
BS 5871-4
What is the maximum heat input for appliances covered under BS 5871-4?
15 kW
20 kW
6 kW
10 kW
What is the purpose of the reference clearance flue flow test mentioned in BS 5871?
To determine the energy efficiency of an appliance
To ensure the appliance meets aesthetic standards
To check if an appliance will just clear its combustion products
To evaluate the noise level of an appliance
What does compliance with a British Standard not confer immunity from?
Technical specifications
Legal obligations
Manufacturer's instructions
Safety guidelines
Which statutory regulation is NOT mentioned in the document?
The Gas Safety (Installation and Use) Regulations 1998
The Gas Appliances (Safety) Regulations 1995
The Building Regulations 2000
The Environmental Protection Act 1990
What is the primary focus of BS 5871-1:2005?
Installation and maintenance of mobile appliances
Installation and maintenance of flued fixed space heating appliances
Installation of open-fronted radiant-convector heaters
Installation of central heating systems
Which type of appliance is NOT covered by BS 5871-1:2005?
Radiant gas fires
Appliances in touring caravans
Heating stoves
Combined appliances with a boiler
What is the rated input limit for gas-fired appliances specified in BS 715?
50 kW
60 kW
70 kW
80 kW
Which document should be referred to for the installation of central heating and/or hot water systems connected to a combined appliance?
BS 715
BS 5449
BS 1945
BS 5482-1
What is the purpose of an air vent according to BS 5871?
To provide adjustable ventilation
To allow permanent ventilation
To control temperature
To filter air
What is a back boiler designed to do?
Fit into a wall recess for cooling
Provide domestic hot water and/or central heating
Store excess electricity
Ventilate a room
How does a back circulator function?
Uses electric pumps for water circulation
Uses gravity circulation for domestic hot water
Uses solar energy for heating
Uses wind power for ventilation
What is a balanced-flued appliance?
An appliance with an open vent
A room-sealed appliance with balanced inlet and outlet
An appliance with a single exhaust
A portable heating device
What is a builder's opening?
A window for ventilation
An enclosure for fireplace components
A door for emergency exits
A skylight for natural light
What is the purpose of a closure plate in a gas fire installation?
To enhance the aesthetic appearance of the fireplace
To close off substantially a fireplace opening
To increase the heat output of the appliance
To provide additional ventilation
How does a condensing appliance utilize combustion products?
By burning them completely
By condensing the water vapor within the appliance
By releasing them into the atmosphere
By storing them for later use
What is the main function of a convector heater?
To cool a room by emitting cold air
To heat a room mainly by the emission of air heated by convection
To provide light in a room
To circulate air without heating
What does a direct flue connection involve?
Connecting an appliance to a closed flue system
Connecting an appliance directly to an open flue system
Using a fan to remove flue products
Sealing the flue to prevent leaks
What is a dress guard in the context of a gas fire?
A decorative cover for the fireplace
A guard conforming to BS 1945 and forming part of a gas fire
A protective screen for the chimney
A heat-resistant barrier for the floor
What is the role of a fanned flue system?
To enhance the aesthetic of the fireplace
To remove flue products using a fan
To increase the heat output of the appliance
To provide additional ventilation
What is a fire surround designed for?
To provide a decorative element to the fireplace
To act as a barrier to prevent heat loss
To serve as a setting for a gas fire, fitted against a wall
To store firewood
What is a flue pipe according to European chimney standards?
A pipe enclosing a flue, also known as a chimney
A plate designed to reduce flue pull
A free-standing appliance simulating a solid fuel stove
A non-combustible component in contact with gas flames
What is the purpose of a flue spigot restrictor?
To simulate a solid fuel burning stove
To reduce the effect of flue pull on a gas fire
To provide detailed installation instructions
To form part of a gas appliance and become incandescent
What is a hearth designed to do?
Simulate a solid fuel burning stove
Prevent overheating of the surface beneath the appliance
Provide a non-combustible component for gas flames
Accommodate a standard closure plate
What is an infill panel used for?
To simulate a solid fuel burning stove
To accommodate a standard closure plate in a fireplace
To provide installation instructions
To become incandescent when heated by a gas flame
What is the function of a radiant in a gas appliance?
To simulate a solid fuel burning stove
To become incandescent when heated by a gas flame
To provide installation instructions
To reduce the effect of flue pull
What is a radiant convector gas fire designed to do?
Emit heat by radiation only
Emit heat by convection only
Emit heat by both radiation and convection
Emit heat by conduction
What is the primary function of a room-sealed appliance (type C)?
To emit heat by radiation
To obtain air for combustion from the room
To seal the combustion system from the room
To vent products of combustion inside the premises
What is the process of ventilation primarily concerned with?
Supplying fresh air to a room
Removing heat from a room
Sealing a room from outside air
Emitting heat by radiation
Who is responsible for carrying out installation work according to the document?
Any individual
A business or self-employed person approved by HSE
Only government officials
Untrained personnel
Which body is responsible for maintaining a register of businesses approved to operate by HSE?
CORGI
OSHA
EPA
ISO
What marking should a new appliance carry to be suitable for the gas with which it is to be supplied?
CE marking
GB marking
ISO marking
UL marking
Which type of gas and appliance inlet pressure is suitable for an appliance adjusted for butane?
G20 and/or natural gas 20 mbar
G30 and/or butane 29 mbar
G31 and/or propane 37 mbar
G30/G31 and/or butane/propane 29/37 mbar
What should the installer ensure if there is any doubt about the suitability of an appliance for a particular gas?
Consult the manufacturer
Install the appliance immediately
Use the appliance without checking
Ignore the data plate
What type of fires are available in two types, radiant fires and radiant/convector fires?
Gas fires
Electric fires
Wood fires
Coal fires
What is the purpose of providing two appliances in the same room according to the document?
To increase the overall heat output
To obtain an even temperature distribution
To reduce energy consumption
To improve air quality
What is the approximate ratio of gross to net heat input for appliances burning natural gas?
1.05:1
1.11:1
1.15:1
1.20:1
Which type of gas fire has a net calorific value range of 3.6 kW to 7.2 kW?
Radiant (5 kW to 6 kW)
Radiant/convector (4 kW to 8 kW)
Flued (2 kW to 22 kW)
Fire/back boiler (4 kW to 8 kW)
What is the net calorific value for a boiler up to 22 kW?
6.0 kW
20 kW
3.6 kW
7.2 kW
According to the document, which appliances do not require a chimney or flue box for the evacuation of their combustion products?
Appliances in (1) and (2) of i)
Appliances in (2) and (3) of i)
Appliances in (1) and (3) of i)
Appliances in (1) and (4) of i)
What is the minimum flue size required for a gas fire according to BS 5871-1?
125 mm
150 mm
175 mm
200 mm
For an inset live fuel effect gas fire, where is the location typically required?
In front of closure plate
Fully or partially inset into builder's opening
Under an associated independent canopy
On top of the fireplace
What is the minimum flue size required for a decorative fuel effect gas appliance according to BS 5871-3?
125 mm
150 mm
175 mm
200 mm
What is the purpose of ventilation for a decorative fuel effect gas appliance with up to 20 kW input?
No ventilation required
Ventilation of at least 50 cm²
Ventilation of at least 100 cm²
Ventilation of at least 150 cm²
What is prohibited by the Asbestos (Prohibition) Regulations (As Amended) 1999?
Use of asbestos materials
Use of plastic materials
Use of metal materials
Use of wood materials
According to the document, what should be done if no British Standard exists for materials and equipment?
Use materials of suitable quality and workmanship
Use any available materials
Use only imported materials
Use recycled materials
What is the requirement for a gas appliance with a heat input greater than 12.7 kW installed in a room used as sleeping accommodation?
It must be room-sealed
It must be painted
It must be installed outdoors
It must be installed in a basement
What should be considered when selecting non-room-sealed appliances for use in sleeping accommodation?
Presence of an acceptable safety device
Color of the appliance
Brand of the appliance
Price of the appliance
What is the recommended room temperature for a living room according to Table 1A?
18°C
21°C
22°C
20°C
According to Table 1B, what is the ventilation rate for a 40 m³ room with a throat restrictor?
5 air changes/h
4 air changes/h
3 air changes/h
2 air changes/h
Which factor is NOT mentioned as affecting the steady-state heat losses from a room?
Size of the room
Color of the walls
Insulation value of the building fabric
Ventilation rate
What should be considered for design purposes when external temperatures are lower than -1°C?
Increase room size
Adjust air change rates
Use thicker walls
Install more windows
What is the primary requirement for an appliance's air supply according to BS 5871-1:2005?
It must be connected to a builder's opening.
It must have an air supply for combustion and ventilation.
It must be installed below floor level.
It must be sealed completely.
According to the document, what should be done if radon gas is identified as a problem?
Install ventilation below floor level.
Use a builder's opening for ventilation.
Avoid interfering with remedial measures.
Seal all windows and doors.
What is the maximum rated input for an open-flued appliance that does not normally require an air vent?
10 kW
5 kW
7 kW
15 kW
For multi-appliance installations, which standard specifies the ventilation requirements?
BS 5871-3
BS 5440-2
BS 5871-1
BS 5440-1
What should be done before installing any open-flued appliance according to the document?
Ensure it is connected to a builder's opening.
Verify the correct operation of the flue by testing.
Install it below floor level.
Seal all windows and doors.
According to BS 5871-1:2005, what should be fitted to a chimney with a flue of 170 mm diameter or less?
A guard
A terminal
A filter
A cap
What is the purpose of a bird guard on a chimney?
To prevent rain from entering
To enhance airflow
To prevent birds from nesting
To reduce heat loss
What material should birdguards be fabricated from according to the recommendations?
Plastic
Corrosion-resistant material
Wood
Glass
What is the maximum minor dimension for openings in birdguards to prevent bird access?
10 mm
15 mm
20 mm
25 mm
What should be ensured before installing an appliance in a masonry chimney?
The chimney is painted
The base of the flue is clear of debris
The chimney is made of metal
The chimney is oversized
What is a reason to use a metal lining system with a masonry chimney?
To increase the height of the chimney
To restore a chimney with a poor condition flueway
To change the color of the chimney
To make the chimney invisible
What should be provided at the base of the flue for open-flued convector heaters?
A decorative cover
A correctly sized connecting opening
A metal lining
A cooling device
When is it not necessary to fit a flue terminal to the existing chimney outlet?
When the chimney is less than 100 mm in diameter
When the chimney is made of brick
When the flue diameter is greater than 170 mm
When the chimney is painted
What is the purpose of using poured lightweight insulated concrete cast in situ lining systems?
To form a continuous flueway to line and refurbish an existing brick built constructional chimney
To increase the height of the chimney
To change the color of the chimney
To reduce the weight of the chimney
Which organization certifies the lining systems mentioned in the document?
British Board of Agrément (BBA)
American National Standards Institute (ANSI)
International Organization for Standardization (ISO)
Underwriters Laboratories (UL)
What is a requirement for appliances to be installed in existing cast in situ lining systems?
The lining must meet the requirements of BS 5440-1
The lining must be painted
The lining must be made of metal
The lining must be less than 10 years old
What is the purpose of a flue box according to the document?
To accommodate an appliance where no fireplace recess or builder’s opening exists
To increase the temperature of the room
To provide lighting in the chimney
To store firewood
What is the purpose of the relief opening in the closure plate of a gas fire?
To allow smoke to escape
To provide a view of the fire
To keep the dilution air clear
To enhance the aesthetic appearance
What is the minimum diameter required for the gas flue box spigot connection?
100 mm
125 mm
150 mm
175 mm
What is essential when using a fireplace surround up to 50 mm thick?
Ensuring the surround is decorative
Ensuring the seals between the closure plate, surround, and box face are adequately made
Ensuring the surround is made of metal
Ensuring the surround is painted
What is the purpose of mechanically securing and sealing the flexible liner at the top of the chimney?
To prevent debris from entering the chimney
To ensure the liner does not move and is airtight
To allow for easy removal of the liner
To increase the diameter of the flue
According to the diagram, what should be used to protect the end of the flue where the diameter is 170 mm or less?
A clamp plate
A terminal
A closure plate
A register plate
What is the requirement for the flexible liner's rise according to Note 2?
It should rise at an angle greater than 45° from the vertical
It should rise in one continuous length as near vertically as possible
It should rise with multiple bends for flexibility
It should rise horizontally for stability
What should be checked before installing an appliance with a proprietary fanned draught flue system?
The color of the appliance
The manufacturer's instructions for compatibility
The weight of the appliance
The price of the appliance
Which type of flue systems are available for fires according to the document?
Only rear exit forms
Only side exit forms
Both side and rear exit forms
Only top exit forms
What is required by the Gas Safety (Installation and Use) Regulations for all fanned draught flue systems?
To increase the heat output
To shut down the appliance in the event of a draught failure
To change the color of the flame
To reduce the noise level
What is the purpose of a flue drain pipe in most circumstances?
To increase the temperature
To prevent flue products from escaping
To change the color of the smoke
To reduce the weight of the appliance
What should be met when more than one appliance is installed in a room or internal space?
The manufacturer's instructions
The flueing requirements of BS 5440-1
The gas safety regulations
The installation guidelines of BS 5871-1
What can happen if two or more chimneys/flue systems serve a common space?
Increased efficiency
Reduced maintenance
Spillage due to the draught of the stronger chimney
Improved air quality
According to the document, how should appliances be installed?
Based on user preference
In accordance with the manufacturer's instructions
Following the local building codes
Using the latest technology
What should be done if an appliance is not sufficiently stable when installed and connected to the gas supply?
Leave it as it is
Use additional fixing to secure it
Disconnect the gas supply
Move it to another location
What is the purpose of a closure plate for a gas fire?
To enhance the aesthetic of the fireplace
To eliminate the entry of excess air into the flue
To increase the heat output
To reduce the gas consumption
What should be the minimum diameter of a hole drilled in the boiler if the open vent is disconnected?
4 mm
5 mm
6 mm
7 mm
What should be used to seal a closure plate to maintain its seal throughout the range of temperature?
Regular adhesive
Any type of tape
Adhesive tape or other sealing material
No sealing is required
What is the minimum clearance required between the end of the flue spigot or flue products outlet and any surface?
15 mm
25 mm
50 mm
75 mm
What material is NOT considered suitable for an infill panel or surround?
Calcium silicate
Glass reinforced plaster
Plywood
Fibre board
What is the minimum void volume required for a new or unused lined masonry chimney?
2 dm³
12 dm³
20 dm³
50 dm³
What is the maximum nominal dimension for a void when an oversized void is encountered?
650 mm wide x 475 mm deep x 800 mm high
600 mm wide x 450 mm deep x 750 mm high
700 mm wide x 500 mm deep x 850 mm high
550 mm wide x 425 mm deep x 700 mm high
What is the minimum depth required for a flue box below the fire spigot when no chimney is available?
50 mm
75 mm
100 mm
125 mm
Why should a flue box not penetrate an external wall?
It can cause structural damage.
It can lead to excessive chilling and incorrect operation.
It is against building regulations.
It increases installation costs.
What should be confirmed at the planning stage when fitting a fire surround?
The color of the surround
The compatibility between the surround and the fire
The cost of the surround
The brand of the surround
What is an acceptable way of sealing openings to reduce flue suction on the fire?
Using plastic sheets
Using cement mortar or fireclay
Using wooden panels
Using aluminum foil
