Hearth & Home Technologies 299-900D User Manual

Hearth & Home Technologies  •  Heat-Zone-240V Air Duct Kit  •  299-900D  •  7/10

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2.  The Heat-Zone 240V kit is tested and safe when installed 

in accordance with this installation manual. This kit is 
carefully engineered and must be installed only as speci-
fi ed. Modifying the kit or any of its components will void 
the warranty, and may possibly cause a fi re hazard.

3. CAUTION: Installation of this appliance should only be 

carried out by an authorized person. All relevant codes 
and regulations laid down by the gas piping authorities, 
municipal building regulations, electrical wiring regula-
tions and the requirements of the AS5601 Gas Instal-
lation code must be observed.

4.  Plan the location of the heater and the warm air duct 

run(s).

MAXIMUM Duct Run = 6 M for useful heat output.  

MINIMUM Duct Run =  NA - for runs out from the heater 
to adjacent room OR down to the room below.

MINIMUM  Duct Run = 787 mm top of heater to room 
above.

1.  Remove the cover plate from the side of the heater and 

discard it.

2.  Center the duct collar around the exposed hole and 

attach it to the heater with 3 screws. NOTE: Do this 
BEFORE fi nal positioning of the heater. See Figure 3.