Flue Terminal Position; Minimum Spacing - Viessmann Flue gas system Installation Instructions Manual

Flue terminal position

If the appliance is to be installed in a
n
room containing a bath or shower, any
electrical switch or control utilising mains
electricity must be so situated that it
cannot be touched by a person using the
bath or shower. Attention is drawn to the
requirements of BS 7671 (the current
I.E.E Wiring Regulations) and in Scotland
the electrical provisions of the Building
Regulations applicable in Scotland.
Flue termination position
Horizontal flue system
Position
A Directly below an openable window, air vent or any other
ventilation opening
B Below a gutter, drain or soil pipe
A compartment used to enclose the
n
appliance must be designed and
constructed specifically for this purpose.
An existing cupboard or compartment
may be used provided it is modified
accordingly. BS 7698:2000 gives details
of the essential features of cupboard /
compartment design, including airing
cupboards. The Vitodens range does not
require compartment ventilation.
Where installation will be in an unusual
n
location, special procedures may be
necessary. BS 6798 gives detailed
guidance on this aspect.

Minimum Spacing

300 mm
75 mm
7