![Sculpt AXIS EPI950 Installation & User Manual Download Page 29](http://html.mh-extra.com/html/sculpt/axis-epi950/axis-epi950_installation-and-user-manual_1220098029.webp)
29
STEP 15: FRONT OF THE ENCLOSURE
The front of the enclosure can now be fitted with masonry bricks
or a layer of 12mm minimum thick heat resistant sheet. It is
recommended an air gap allowance of 50mm is provided in front of
the appliance.
5.1
MASONRY BRICK INSTALLATION
STEP 12: TRIPLE SKIN FLUE
Triple skin flue is to then be continued on top of the cavity lid.
The lower end of the triple skin casing shall be close fitting
against the lid and the outer casing must be ventilated. Air
vents on the first length of triple skin flue must be cut, or
manufactured into the bottom length of the flue as per testing.
STEP 13: FLUE INSTALLATION
The triple skin flue will then be continued into the roof cavity
and extended above the roof line as per AS/NZ 2918:2018.
There must be a minimum of 25mm clearance around the outer
triple skin flue. The flue must extend a minimum of 1m above
the roof line and have a 3m diameter clearance from the top of
the cowl to any objects in a horizontal direction.
**IMPORTANT**
Please note the flue should not include more than two 45°
bends. The angle of these bends cannot exceed more than 45°
and can have no more than one length of 900mm flue between
them.
STEP 14: VENTILATION
**IMPORTANT**
Ventilation is required to assist with air circulation. A minimum
of two air intake grills are required at the bottom and a
minimum of two air out-take grills are required at the top of the
masonry enclosure. All vents can be positioned either side OR
the front of the masonry enclosure.
Minimum vent sizes are 100mm x 300mm with a minimum
quantity of four*
*The vent sizes and quantity can be adapted and changed
BUT they must meet the minimum ventilation requirements
as specified above. For custom made vents please contact
your nearest dealer. ALL VENTS MUST NOT BE PLASTIC OR
MANUFACTURED USING A COMBUSTIBLE MATERIAL.
*All air vents must have a minimum clearance to combustibles
of 600mm in front and 300mm above the metal vent itself.
DUCTING:
CONNECTED TO
DESIGNATED
ROOM(S)
TRIPLE
SKIN
FLUE
ROOF CAVITY
1M
ABOVE
ROOF
LINE