Back9.22.6.1.(1)

ATTRIBUTION:

Functional Statement:

F01

To minimize the risk of accidental ignition.

Objective:

OS1.1

 

APPLICATION:

Dampers for the throat of masonry fireplaces constructed on-site whose opening is raised not less than 200 mm from a combustible floor, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
This also applies to fireplaces in buildings to which Part 6 applies [see Sentence 1.3.3.2.(1) of Division A for application of Part 6], as stated in Sentence 6.2.1.5.(1).

INTENT:

To limit the probability of an uninterrupted air supply to a chimney fire, which could lead to the ignition of combustible building components, which could lead to harm to persons.

ATTRIBUTION:

Functional Statement:

F54

To limit drafts.

Objective:

OH1.2

 

APPLICATION:

Dampers for the throat of masonry fireplaces constructed on-site, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
This also applies to fireplaces in buildings to which Part 6 applies [see Sentence 1.3.3.2.(1) of Division A for application of Part 6], as stated in Sentence 6.2.1.5.(1).

INTENT:

To limit the probability that cold air will descend the chimney when there is no fire in the fireplace, which could lead to drafts, which could lead to the inadequate thermal comfort of persons, which could lead to harm to persons.

ATTRIBUTION:

Functional Statement:

F01

To minimize the risk of accidental ignition.

Objective:

OP1.1

 

APPLICATION:

Dampers for the throat of masonry fireplaces constructed on-site whose opening is raised not less than 200 mm from a combustible floor, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
This also applies to fireplaces in buildings to which Part 6 applies [see Sentence 1.3.3.2.(1) of Division A for application of Part 6], as stated in Sentence 6.2.1.5.(1).

INTENT:

To limit the probability of an uninterrupted air supply to a chimney fire, which could lead to the ignition of combustible building elements, which could lead to damage to the building.