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Heat & Glo • SL-550 / 750 / 950TR-E • 2118-900 Rev. L • 11/08 7
B. Tempered Glass Specifi cations
Hearth & Home Technologies appliances manufactured
with tempered glass may be installed in hazardous loca-
tions such as bathtub enclosures as defi ned by the Con-
sumer Product Safety Commission (CPSC). The tempered
glass has been tested and certifi ed to the requirements
of ANSI Z97.1 and CPSC 16 CFR 1202 (Safety Glazing
Certifi cation Council SGCC# 1595 and 1597. Architectur-
al Testing, Inc. Reports 02-31919.01 and 02-31917.01).
This statement is in compliance with CPSC 16 CFR Sec-
tion 1201.5 “Certifi cation and labeling requirements”
which refers to 15 U.S. Code (USC) 2063 stating “…Such
certifi cate shall accompany the product or shall otherwise
be furnished to any distributor or retailer to whom the
product is delivered.”
Some local building codes require the use of tempered
glass with permanent marking in such locations. Glass
meeting this requirement is available from the factory.
Please contact your dealer or distributor to order.
This product is listed to ANSI standards for “Vented Gas
Appliance 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 Certifi 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.
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
orifi ce size.
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.
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Listing and Code Approvals
MODELS: SL-550TR-E, SL-750TR-E, SL-950TR-E
LABORATORY: Underwriters Laboratories, Inc. (UL)
TYPE: Direct Vent Gas Appliance Heater
STANDARD: ANSI Z21.88a-2007 • CSA 2.33a-2007
C. BTU Specifi cations
Models
U.S. (0-2000 ft.) or
Canada (2000-4500 ft.)
Maximum
Input
BTU/h
Minimum
Input
BTU/h
Orifi ce
Size
(DMS)
SL-550TR-E (NG)
SL-550TR-IPI-E (NG)
U.S.
21,000 15,000 #44
Canada
18,900 13,500 #45
SL-550TRLP-E (LP)
SL-550TRLP-IPIE (LP)
U.S.
20,600 14,600 #55
Canada
18,540 13,140 #56
SL-750TR-E (NG)
SL-750TR-IPI-E (NG)
U.S.
24,300 16,900 #42
Canada
21,870 15,210 #43
SL-750TRLP-E (LP)
SL-750TRLP-IPIE (LP)
U.S.
23,400 17,600 #54
Canada
21,060 15,840 #55
SL-950TR-E (NG)
SL-950TR-IPI-E (NG)
U.S.
30,400 20,900 #37
Canada
27,360 18,810 #38
SL-950TR-E (LP)
SL-950TR-IPI-E (LP)
U.S.
30,800 23,000 #52
Canada
27,720 20,700 #53