Flue System Quiz P3L3,U11,LO3,AC3.3.

What is the function of the primary flue?

• Create updraught for the flue gases

• Divert downdraught away from the boiler

• Carry the products of combustion to atmosphere

• Prevent loss of heat from the flue

What is the function of the draught diverter?

• Prevent loss of heat from the flue

• Carry the products of combustion to atmosphere

• Create updraught for the flue gases

• Divert downdraught away from the boiler

What are the rules for installing secondary flues for gas appliances?

• Can have any direction changes

• Must have 90° bends

• Should be as straight as possible

• Only single walled flueing systems are acceptable

What is the function of the terminal in a gas flue system?

• Create updraught for the flue gases

• Assist in moderating the pull on the secondary flue

• Prevent rain ingress and debris infiltration

• Divert downdraught away from the boiler

What is the purpose of integrating the primary flue and draught diverter into the appliance itself?

• To maintain flame stability at the burner

• To create the greatest motive force for the flue gases

• To divert downdraught away from the boiler

• To assist in diluting the flue gases