Chimneys and Flues Quiz

What is the size of brick-built chimneys prior to 1966?

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What is the size of brick-built chimneys after 1966?

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What class of flue is a pre-cast block construction?

• Class 1

• Class 2

• Class 3

• Class 4

What are the two styles that a rigid metallic can be purchased in?

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Why must a spigot be used when connecting a flexible metallic flue liner to an appliance?

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What is the main statutory document that outlines the construction of chimneys and flues?

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List the three tests that must be carried out on a chimney or flue.

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What is the test that is recommended by Gas Safe to be carried out on a boiler to ensure the correct and safe operation of the unit?

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How does the answer to Question 8 determine the correct combustion of the boiler?

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