Table of Contents
Advertisement
For all side wall horizontally vented gas fueled equipment installed
in every dwelling, building or structure used in whole or in part for
residential purposes, including those owned or operated by the
Commonwealth and where the side wall exhaust vent termination
is less than seven (7) feet above finished grade in the area of the
venting, including but not limited to decks and porches, the following
requirements shall be satisfied:
INSTALLATION OF CARBON MONOXIDE DETECTORS
At the time of installation of the side wall horizontal vented gas fu-
eled equipment, the installing plumber or gas fitter shall observe that
a hard wired carbon monoxide detector with an alarm and battery
backup is installed on the floor level where the gas equipment is to be
installed. In addition, the installing plumber or gas fitter shall observe
that a battery operated or hard wired carbon monoxide detector with
an alarm is installed on each additional level of the dwelling, building
or structure served by the side wall horizontal vented gas fueled equip-
ment. It shall be the responsibility of the property owner to secure
the services of qualified licensed professionals for the installation of
hard wired carbon monoxide detectors.
In the event that the side wall horizontally vented gas fueled equip-
ment is installed in a crawl space or an attic, the hard wired carbon
monoxide detector with alarm and battery back-up may be installed
on the next adjacent floor level.
In the event that the requirements of this subdivision can not be
met at the time of completion of installation, the owner shall have
a period of thirty (30) days to comply with the above requirements;
provided, however, that during said thirty (30) day period, a battery
operated carbon monoxide detector with an alarm shall be installed.
Approved Carbon Monoxide Detectors
Each carbon monoxide detector as required in accordance with
the above provisions shall comply with NFPA 720 and be ANSI/UL
2034 listed and IAS certified.
SIGNAGE
A metal or plastic identification plate shall be permanently mounted
to the exterior of the building at a minimum height of eight (8) feet
above grade directly in line with the exhaust vent terminal for the
horizontally vented gas fueled heating appliance or equipment. The
sign shall read, in print size no less than 1/2" in size, "GAS VENT
DIRECTLY BELOW. KEEP CLEAR OF ALL OBSTRUCTIONS".
126745-01D
REQUIREMENTS FOR THE COMMONWEALTH OF MASSACHUSETTS
Superiorfireplaces.US.com
INSPECTION
The state or local gas inspector of the side wall horizontally vented
gas fueled equipment shall not approve the installation unless, upon
inspection, the inspector observes carbon monoxide detectors and
signage installed in accordance with the provisions of 248 CMR
5.08(2)(a) 1 through 4.
EXEMPTIONS: The following equipment is exempt from 248 CMR
5.08(2)(a) 1 through 4:
• The equipment listed in Chapter 10 entitled "Equipment Not
Required To Be Vented" in the most current edition of NFPA 54
as adopted by the Board; and
• Product Approved side wall horizontally vented gas fueled equip-
ment installed in a room or structure separate from the dwelling,
building or structure used in whole or in part for residential
purposes.
MANUFACTURER REQUIREMENTS
Gas Equipment Venting System Provided
When the manufacturer of Product Approved side wall horizontally
vented gas equipment provides a venting system design or venting
system components with the equipment, the instructions provided
by the manufacturer for installation of the equipment and the vent-
ing system shall include:
• Detailed instructions for the installation of the venting system
design or the venting system components; and
• A complete parts list for the venting system design or venting
system.
Gas Equipment Venting System Not Provided
When the manufacturer of a Product Approved side wall horizontally
vented gas fueled equipment does not provide the parts for venting
the flue gases, but identifies "special venting systems", the following
requirements shall be satisfied by the manufacturer:
• The referenced "special venting system" instructions shall be in-
cluded with the appliance or equipment installation instructions;
and
• The "special venting systems" shall be Product Approved by the
Board, and the instructions for that system shall include a parts
list and detailed installation instructions.
A copy of all installation instructions for all Product Approved side
wall horizontally vented gas fueled equipment, all venting instruc-
tions, all parts lists for venting instructions, and/or all venting
design instructions shall remain with the appliance or equipment
at the completion of the installation.
9
Advertisement
Table of Contents
