Hearth & Home Technologies ESCAPE-42DV User Manual

Heat & Glo  •  Escape-42DV  •  2052-900  Rev. R  •  10/08

5

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 fi nished grade in the area of the venting, in-
cluding but not limited to decks and porches, the following 
requirements shall be satisfi ed:

At the time of installation of the side wall horizontal vented 
gas fueled equipment, the installing plumber or gas fi tter 
shall observe that a hard wired carbon monoxide detector 
with an alarm and battery back-up is installed on the fl oor 
level where the gas equipment is to be installed. In addi-
tion, the installing plumber or gas fi tter shall observe that 
a battery operated or hard wired carbon monoxide detec-
tor with an alarm is installed on each additional level of 
the dwelling, building or structure served by the side wall 
horizontal vented gas fueled equipment. It shall be the 
responsibility of the property owner to secure the services 
of qualifi ed licensed professionals for the installation of 
hard wired carbon monoxide detectors.

In the event that the side wall horizontally vented gas fu-
eled equipment 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 
fl oor 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 dur-
ing said thirty (30) day period, a battery operated carbon 
monoxide detector with an alarm shall be installed.

Each carbon monoxide detector as required in accor-
dance with the above provisions shall comply with NFPA 
720 and be ANSI/UL 2034 listed and IAS certifi ed. 

A metal or plastic identifi cation plate shall be permanent-
ly 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 fu-
eled heating appliance or equipment. The sign shall read, 
in print size no less than one-half (1/2) inch in size, “GAS 
VENT DIRECTLY BELOW. KEEP CLEAR OF ALL OB-
STRUCTIONS”.

The state or local gas inspector of the side wall horizon-
tally vented gas fueled equipment shall not approve the 
installation unless, upon inspection, the inspector ob-
serves carbon monoxide detectors and signage installed 
in accordance with the provisions of 248 CMR 5.08(2)(a)1 
through 4. 

The following equipment is exempt from 248 CMR 
5.08(2)(a)1 through 4: 

•  The equipment listed in Chapter 10 entitled “Equip-

ment 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 fu-

eled equipment installed in a room or structure sep-
arate from the dwelling, building or structure used in 
whole or in part for residential purposes. 

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 venting 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. 

When the manufacturer of a Product Approved side wall 
horizontally vented gas fueled equipment does not pro-
vide the parts for venting the fl ue gases, but identifi es 
“special venting systems”, the following requirements 
shall be satisfi ed by the manufacturer:

•  The referenced “special venting system” instructions 

shall be included with the appliance or equipment in-
stallation instructions; and 

•  The “special venting systems” shall be Product Ap-

proved by the Board, and the instructions for that sys-
tem shall include a parts list and detailed installation 
instructions. 

A copy of all installation instructions for all Product Ap-
proved side wall horizontally vented gas fueled equip-
ment, all venting instructions, 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. 

Note:  The following requirements reference various 
Massachusetts and national codes not contained in this 
document.