Rinnai IB35ETRLC - Manual (Page 14)

14
• Fireplace dimensions
There are two types of installation that may be used with this heater.
• Non-combustible (masonry, brick etc) fire place.
• Zero clearance kit installation, for installation in combustible materials.
In each case there are minimum and maximum dimension that the fire place or opening must
fall within, as shown in these diagrams.
For a non-combustible fire place, the hearth
must be not less than 2” thick and at least
the width and depth of the heater. The base
where the heater is to sit must be flat with
no protrusions that could damage the base
of the heater.
Solid Fuel Burning Fireplace
For combustible installations a zero
clearance kit must be used.
Combustible installation
This may require a sheet of non-
combustible material to be laid under the
heater or a layer of cement to be poured
on the hearth.
The fireplace flue damper can be fully
blocked open or removed for installation
of the gas fireplace insert.
The fireplace and fireplace chimney must
be clean and in good working order and
constructed of non-combustible materials.
Make sure that chimney cleanouts fit
properly.
Refractory, glass doors, screen rails,
screen mesh and log grates can be
removed from the fireplace before
installing the gas fireplace insert.
Smoke shelves, shields and baffles may
be removed if attached by mechanical
fasteners.
Cutting any sheet metal parts of the
fireplace, in which the gas fireplace insert
is to be installed is prohibited.
6” minimum
chimney flue