Heatilator • HEIR36, HEIR42, HEIR50 Installation Manual • 2285-980 Rev. G • 12/14
4
This product is listed to ANSI standards for “Vented Gas
Fireplace Heaters” and applicable sections of “Gas Burn-
ing Heating Appliances for Manufactured Homes and
Recreational Vehicles”, and “Gas Fired Appliances for
Use at High Altitudes”.
A. Appliance Certi
fi
cation
D. High Altitude Installations
NOTICE:
If the heating value of the gas has been reduced,
these rules do not apply. Check with your local gas utility
or authorities having jurisdiction.
When installing above 2000 feet elevation:
• In the USA: Reduce input rate 4% for each 1000 feet
above 2000 feet.
• In CANADA: Reduce input rate 10% for elevations
between 2000 feet and 4500 feet. Above 4500 feet,
consult local gas utility.
Check with your local gas utility to determine proper
ori
fi
ce size.
E. Non-Combustible Materials Speci
fi
cation
Material which will not ignite and burn. Such materials are
those consisting entirely of steel, iron, brick, tile, concrete,
slate, glass or plasters, or any combination thereof.
Materials that are reported as passing
ASTM E 136,
Standard Test Method for Behavior of Materials in
a Vertical Tube Furnace at 750 ºC
shall be considered
non-combustible materials.
F. Combustible Materials Speci
fi
cation
Materials made of or surfaced with wood, compressed pa-
per, plant
fi
bers, plastics, or other material that can ignite
and burn, whether
fl
ame proofed or not, or plastered or
unplastered shall be considered combustible materials.
G. Electrical Codes
NOTICE:
This appliance must be electrically wired
and grounded in accordance with local codes or, in the
absence of local codes, with
National Electric Code
ANSI/NFPA 70-latest edition
or the
Canadian Electric
Code CSA C22.1.
• A 110-120 VAC circuit for this product must be pro-
tected with ground-fault circuit-interrupter protection,
in compliance with the applicable electrical codes,
when it is installed in locations such as in bathrooms
or near sinks.
NOT INTENDED FOR USE AS A PRIMARY HEAT SOURCE.
This appliance is tested and approved as either supplemen-
tal room heat or as a decorative appliance. It should not be
factored as primary heat in residential heating calculations.
NOTICE:
This installation must conform with local codes.
In the absence of local codes you must comply with the
National Fuel Gas Code, ANSI Z223.1-latest edition in
the U.S.A. and the CAN/CGA B149 Installation Codes in
Canada.
1
1
Product Speci
fi
c and Important Safety Information
B. Glass Speci
fi
cations
This appliance is equipped with 5 mm ceramic glass with
an anti-re
fl
ective coating. Replace glass only with glass
with identical speci
fi
cations. Please contact your dealer
for replacement glass.
C. BTU Speci
fi
cations
MODELS:
HEIR36H, HEIR36T
HEIR42H, HEIR42T
HEIR50H, HEIR50T
LABORATORY:
Underwriters Laboratories, Inc. (UL)
TYPE:
Direct Vent Heater
STANDARD:
ANSI Z21.88-2014 • CSA 2.33-2014
Models
(U.S. or Canada)
Maximum
Input
BTU/h
Minimum
Input
BTU/h
Ori
fi
ce
Size
(DMS)
HEIR36 (NG)
US
(0-2000 FT)
45,500
27,000
#30
CANADA
(2000-4500 FT)
41,000
24,500
#31
HEIR36 (LP)
US
(0-2000 FT)
44,000
27,000
#47
CANADA
(2000-4500 FT)
39,500
24,500
#48
HEIR42 (NG)
US
(0-2000 FT)
54,000
30,000
#26
CANADA
(2000-4500 FT)
48,500
27,000
#27
HEIR42 (LP)
US
(0-2000 FT)
51,500
29,500
#45
CANADA
(2000-4500 FT)
46,500
26,500
#46
HEIR50 (NG)
US
(0-2000 FT)
65,000
36,000
#24
CANADA
(2000-4500 FT)
58,500
32,500
#25
HEIR50 (LP)
US
(0-2000 FT)
63,500
32,500
#43
CANADA
(2000-4500 FT)
57,000
29,500
#44
