Preparing The Combustion Chamber Opening (In Studded Wall) - Flavel Rocco HE FPHL RN2 Series Installation, Maintenance & User Instructions

2.2 PREPARATION OF THE COMBUSTION CHAMBER OPENING
(INTO STUDDED WALL) USING A 125MM FLUE LINER.
All combustible parts of the studwork must be set at the distances as shown below
in figure 4 & 5. For installation into such applications a flue box with 125mm flue
pipe adaptor is available to purchase as a cost option extra, please order part
number 1125-130260, from your local Flavel stockist.
Fig. 4
Minimum 50mm at rear
A minimum clearance of
Fig. 5
100mm is required above
the top of the draught
diverter to combustible
surfaces
Minimum 125mm flue liner required
Combustion Chamber
125mm diameter minimum
flue liner required
Dim "B"
Dim "C"
Dimension "A"
Opening
Width = 750mm
7
Dim "A"
MINIMUM HEIGHT FROM
FLOOR LEVEL TO
BOTTOM OF OPENING IS
150MM
Dimension "B"
Opening
Height = 520mm
Minimum 50mm at sides
Dimension "C"
Opening
Depth = 356mm