Heat & Glo • MEZZO36, MEZZO36ST, MEZZO48, MEZZO48ST Owner’s Manual • 2300-971 Rev. C • 8/14
6
A. Appliance Certi
fi
cation
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.
2
2
Product Speci
fi
c Information
B. Glass Speci
fi
cations
This appliance is equipped with 5 mm ceramic glass. Re-
place glass only with 5 mm ceramic glass. Please contact
your dealer for replacement glass.
Installation and service of this appliance should be
performed by quali
fi
ed personnel. Hearth & Home
Technologies suggests NFI certi
fi
ed or factory
trained professionals, or technicians supervised by
an NFI certi
fi
ed professional (www.n
fi
certi
fi
ed.org).
C. BTU Speci
fi
cations
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”.
MODEL:
MEZZO36, MEZZO36ST
MEZZO48, MEZZO48ST
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)
MEZZO36
(NG)
(0-2000 FT)
30,000
17,500
#36
MEZZO36
(Propane)
(0-2000 FT)
29,000
15,500 #52
MEZZO36ST
(NG)
(0-2000 FT)
30,000
17,500
#36
MEZZO36ST
(Propane)
(0-2000 FT)
29,000
15,500 #52
MEZZO48
(NG)
(0-2000 FT)
40,000
21,000
.124
MEZZO48
(Propane)
(0-2000 FT)
36,000
19,500
#49
MEZZO48ST
(NG)
(0-2000 FT)
40,000
21,000
.124
MEZZO48ST
(Propane)
(0-2000 FT)
36,000
19,500
#49
