Hamer Fires 5 Series: Basset 5 / 5 Tall - Catalog - Page 24
FLUE OUTLET CONFIGURATION
Flue Outlet Con昀椀guration
With acknowledgement to Building Regulations
Regulated building
Adjacent building
Point where 昀氀ue passes through weather surface (Notes 1,2) Clearances to 昀氀ue outlet
A
At or within 600mm of the ridge
At least 600mm above the ridge
B
Elsewhere on a roof (weather pitched or 昀氀at)
a) At least 1000mm above the highest point of intersection
of the chimney and the weather surface; or
C
D
Below (on a pitched roof) or within 2300mm
horizontally to an openable roof light, dormer window
or other opening. (Note 3)
Within 2300mm of an adjoining or adjacent building,
whether or not beyond the boundary
(Note3)
At least 2300mm horizontally from the nearest point on the
weather surface and:
b) At least as high as the ridge
At least 1000mm above the top of the opening
At least 600mm above the adjacent building
Notes
1) The weather surface is the building external surface, such as its roof, tiles or external walls.
2) A 昀氀at roof has a pitch less than 10°.
3) The clearances given for A and B, as appropriate, will also apply
4) A vertical 昀氀ue 昀椀xed to an outside wall should be treated as equivalent to an inside 昀氀ue emerging at the nearest edge of a
roof.
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SISB5 - REV1.7 / Issue Date 09-04-2025
