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NOTE: The following requirements reference
various Massachusetts and national codes
not contained in this document.
Requirements for the Commonwealth
of Massachusetts
These appliances are approved for installation
in the US state of Massachusetts if the following
additional requirements are met:
•
Un-vented Room Heaters shall be installed
in accordance with 527 CMR 30.
•
Installation and repair must be done by a
plumber or gas fitter licensed in the Com-
monwealth of Massachusetts.
•
The flexible gas line connector used shall
not exceed 36 inches (92 centimeters) in
length.
•
The individual manual shut-off must be a
T-handle type valve.
•
Unvented appliances may NOT be installed
in bedrooms or bathrooms.
•
A working smoke detector must be installed
in the area where vent-free appliances are
installed.
Seller of unvented propane or natural gas-fired
supplemental room heaters shall provide to
each purchaser a copy of 527 CMR 30 upon
sale of the unit.
LOCATION OF FIREBOX
Carefully select the best location for installation
of your built-in Vent-Free firebox. The following
factors should be taken into consideration:
• Clearance to side wall, ceiling, woodwork
and windows.
• Location must not be affected by drafts
caused by kitchen exhaust fans, return air
registers for forced air furnaces/air condi-
tioners, windows or doors.
• Installation must provide adequate ventila-
tion and combustion air.
• Do not install this firebox in a sleeping room
or bathroom.
• Location should be out of high traffic areas
and away from furniture and draperies due
to heat from firebox.
• Never obstruct the front opening of the Vent-
Free firebox or restrict the flow of combustion
and ventilation air.
• Minimize modifications to existing construc-
tion. See Figure 1 for location suggestions.
CAUTION
Do not install in the vicinity where
gasoline or other flammable liq-
uids may be stored. The Vent-Free
firebox must be kept clear and free
from these combustible materials.
WARNING
Do not use a blower insert, heat
exchanger insert or other acces-
sory not approved for use with this
appliance.
NOTE: DIAGRAMS & ILLUSTRATION ARE NOT TO SCALE.
WARNING
Do not install these built-in Vent-
Free fireboxes in sleeping quarters,
or in recreational vehicles.
WARNINGS
Do not install these appliances:
• Where curtains, furniture, cloth-
ing or other flammable objects
are less than 42" from the front
of the Vent-Free room heater.
• In high traffic areas.
• In windy or drafty areas.
Not to Scale
Figure 1
5
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