Geauga record. [volume] (Chardon, Geauga County, Ohio) 1952-1962, 1957-01-10

rating.
Metal Vents Only with spec
ial approval from the Building
Inspector may a vent of less
than No. "a U. S. Gauge gal
vanized iron or steel be used
from rooms or spaces in which
heating appliance is located, ex-
tending directly through the
roof or through the exterior
wall to the outer air, provided
il does not pass through an
attic, concealed space or part
ition. Such vents shall be fitted
with a ventilating collar or
double thimble with the amular
space fitted with approved in
combuStible insulating material
A Clearance of not less than
one Cd inch shall be maintained
from all combuStible conStruc-
ton when plaStered and not
less than two CD inches when
not plaStered; except that a
vent from floor furnace, water
heater or space heater shall
have a clearance of not less
than three CD inches for a dist
ance of not less than three 90
feet from the outlet of the draft
hood. All vents shall be enclosed
in one-quarter (H) inch asbestos
or three-eighthS (3s) inch gyp-
sum boards where they pass
through habitable spaces.
No dampers shall be placed
in any vent connection to a
flue and the vent pipe shall be
pitched toward the appliance
of not less than one-quarter
(A) inch to the foot of hor-
izontal projection.
Smoke Pipes shall enter the
side of chimney through a
fire clay or metal thimble or
flue ring of masonry. They shall
not project beyond the inner
face of the flue lining.
Length of Smoke Pipes .
Smoke pipes shall be as short
as possible consistent with use
and draft conditions.
ClearanceS 0 to IL inches
diameter IL inches away from
combuStible materials.
Is to SO inches diameter
20 inches away from combuSt
ible material.
The specified clearances may
be reduced one-half (1a) wher
approved metal or other incom
bustible enclosing shell is in
stalled so as to provide con
tinuouS one Cd inch ventilatine
air space around smoke pipe
Heater Room Ventilating anc
Air Supply All rooms con
tanning heating appliances shall
be supplied with gravity o,
mechanical ventilation to pre-
vent the accumulation of no
air over or near the appliance
Such space for other than el
ectric fired hearing appliance
shall be provided with suffic
lent fresh air to insure prope,
combustion.
Section Sc. TEMPERATURE
CONTROL OF FURNACES AMI
PROHIBITED USES:
Prohibited Uses No solid
gas or liquid fuel fired waite
heaters shall be installed i
normally closed bathrooms, bed
rooms, or other habitable space
or in any enclosed space wit
volume of less than thre
hundred 5000 cubic feet. q a,
II 6 = 294 Gu. ft.)
Gravity Warm Air Furnaces
Shall be enclosed in a doubl
metal casing with intervenin
air space from the top of tn
casing down to the bottom O
the fire box and shall be in
Sulated with not less than thre
Cd inches of sand or with mag
netic asbestos or other incom
buStible material on top Q
bonnet.
They shall be equipped wit
automatic controls to shut OF
the fuel supply when the temp
erature in the warm air pip
at point twenty-four (24) inch
eS from the furnace exceed
two hundred and fifty (250) de
grees F. All gravity or force,
air furnaces using solid fue
must be equipped with auto
matte limited controls.
Floor furnaces The outle
temperature of warm air floo
furnaces shall not be create
than two hundred and fifty (25O
degrees F. unless such install
alton is specifically approved
No floor furnace shall b
placed closer than six CD inche
to the nearest wall of combust
ible construction.
Section ST. REGISTERS:
Gravity system When reg
lister is located in a floor O
wall of combuStible construct
ion, the register box shall b
covered with twelve (12) poun,
asbestos paper, and clea
space of not less than five
sixteenths (5-16) shall be lef
between the sides of the bo.
and any combustible material
When a register is installet
in the floor over the furnace
the register box shall be O
double construction with an in
tervening air space of not les
than four "a inches, excep
when the warm air duct i
surrounded by a cold air pas
sage.
Mo air return duct of a mech
anical circulation warm air Sys