Reflex 105 Balanced Flue User Installation Manual
15
Installation Instructions
1. Flue & Chimney Requirements
Note: This appliance must only be installed with the ue
supplied.
You must adhere to the following:
1.1 The ue must be sited in accordance with BS5440: Part 1
(latest edition), see Diagram 1.
1.2 Fit a guard to protect people from any terminal less than 2
metres above any access such as level ground, a balcony or
above a at roof.
1.3 All vertical and horizontal ues must be securely xed
and re precautions followed in accordance with local and
national codes of practice.
1.4 A restrictor may be required, see Technical Specications on
page 12.
1.5 Two types of ue terminals are available, horizontal and
vertical.
1.6 To measure for a horizontal terminal decide on the terminal
position.
1.7 Measure the height from the top of the appliance to the
centre of the required outlet.
1.8 For minimum and maximum ue dimensions see Diagrams 2a.
1.9 Allow enough room either above or to the side of the
appliance to assemble the ue on top.
1.10 Assemble a horizontal ue in the following order:
— Vertical section
— 90° elbow
— Horizontal plus terminal
1.11 Support the opening of a masonry installation with a lintel.
1.12 Only the horizontal terminal section can be reduced in size.
Site Requirements
UK Dimensions
1
Dimension Terminal Position Minimum
Distance
A* Directly below an opening 600mm
B* Above an opening 300mm
C* Horizontally next to an opening 400mm
D Below gutters, soil pipes or drain pipe 300mm
E Below eaves 300mm
F Below balcony or car port roof 600mm
G From a vertical drain pipe or soil pipe 300mm
H From an internal or external corner or to a
boundary alongside the terminal
600mm
I Above ground, roof or balcony level 300mm
Dimension Terminal Position Minimum
Distance
J From a surface or boundary facing the
terminal
600mm
K From a terminal facing the terminal 600mm
L From an opening in the car port (e.g. door,
window) into the dwelling
1200mm
M Vertically from a terminal on the same wall 1200mm
N Horizontally from a terminal on the same
wall
300mm
P From a structure on the roof 600mm
Q Above the highest point of intersection with
the roof
300mm
* In addition, the terminal should not be nearer than 300mm to an opening in the building fabric formed for the purpose of accommodating a built-in element such as a window frame.










