[Ord. 418, passed 6-1-1981]
For the purpose of this chapter, the following definitions shall
apply unless the context clearly indicates or requires a different
meaning.
ADMINISTRATIVE AUTHORITY
The individual, official, board, department or agency established
and authorized by a political subdivision created by law to administer
and enforce this chapter.
AIR
All air supplied to mechanical equipment for combustion.
AIR POLLUTANTS
Any particulate matter, gas or odor, including, but not limited
to, smoke, dust, soot, vapor, mist or irritating, noxious or obnoxious
acids, alkalies, fumes or gases, or any combination of these. Uncombined
water vapor is not an air pollutant.
AIR SHUTTER
An adjustable device for varying the effective opening of
air inlets.
AIR, EXCESS
The air remaining after a fuel has been completely burned,
or that air supplied in addition to the theoretical quantity required
for combustion.
AIR, PRIMARY
Any air which is mixed with the fuel at or in the burner
or fuel bed, for the purpose of promoting combustion of the fuel or
combustible materials.
AIR, SECONDARY
Any air brought in around the burner or through openings
in the combustion chamber for the purpose of completing combustion.
AIR, UNDERFIRE
Any air controlled with respect to quantity and direction,
forced or induced, supplied beneath the grate that passes through
the fuel bed.
APPLIANCE, APPROVED
An appliance accepted or acceptable under an applicable nationally
recognized standard accepted as suitable for the proposed use under
procedures and powers of the administrative authority, or accepted
by a nationally recognized testing or inspection agency.
APPLIANCE, MECHANICAL
A device or apparatus, including any attachments or apparatus
designed to be attached thereto, manufactured and designed to use
electricity, natural gas, manufactured gas, mixed gas, liquefied petroleum
products, solid fuel, oil or any gas as a fuel for heating.
APPLIANCE, UNVENTED
An appliance designed or installed in such a manner that
the products of combustion are not conveyed by a vent or chimney directly
to the outside atmosphere.
APPLIANCE, VENTED
An appliance designed and installed in such a manner that
all the products of combustion are conveyed directly from the appliance
to the outside atmosphere through an approved chimney or venting system.
APPROVED
Approved by the Building Inspector or other authority having
jurisdiction.
BAFFLE
Any construction intended to change the direction of flow
of the products of combustion.
BOILER CONTROLS
(B)
ON AND OFF-TYPE CONTROLA boiler input control valve that regulates the main fuel supply to either the open or the closed position.
(C)
SAFETY SHUT-OFF VALVEAn automatic fuel control valve of the on and off type that is actuated by the safety control system or by an emergency device.
(D)
THROTTLING-TYPE CONTROLA boiler input control valve that regulates the main fuel supply throughout the entire range from the open to the closed position.
BOILER ROOM
Any room where a boiler is located. The boiler may be producing
hot water or steam. This definition does not include rooms containing
domestic-type water heaters of less than 100 gallons storage capacity
or rooms containing boilers in one and two-family residential occupancies.
BONDING MORTARS, AIR-SETTING
Those bonding mortars which take a rigid set when dried.
They are prepared from suitable refractory materials by proper selection
and combination. Chemical binders impart air-setting properties and
maintain the strength of the bond up to the temperature at which the
ceramic bond takes effect. Air-setting mortars form mechanically strong
joints with high resistance to abrasion and erosion. The mortar shall
bond the wall the whole way through from the hot to the cold surface.
BREECHING, FLUE CONNECTION
A passage for conducting the products of combustion from
a fuel-fired appliance to the vent or chimney. (See also "chimney
connector.")
BRITISH THERMAL UNIT
The quantity of heat required to raise one pound of water
1° F., usually abbreviated B. T. U., BTU or Btu.
BURNER
A device for the final conveyance of the fuel or a mixture
of fuel and air to the combustion zone.
BURNING AREA
The horizontal projected area of the grate, the hearth or
a combination thereof, on which active burning takes place.
CHIMNEY
A primarily vertical enclosure, containing one or more passageways,
as follows.
(A)
CHIMNEY, LOW-HEAT APPLIANCE TYPEAn approved chimney for removing the products of combustion from fuel-burning, low-heat appliances producing combustion gases not in excess of 1,000° F. under normal operating conditions but capable of producing combustion gases of 1,400° F. during intermittent forced firing for periods up to one hour. All temperatures shall be measured at the appliance flue outlet.
(B)
CHIMNEY, MEDIUM-HEAT APPLIANCE TYPEAn approved chimney for removing the products of combustion from fuel-burning, medium-heat appliances producing combustion gases not in excess of 2,000° F. measured at the appliance fuel outlet.
CHIMNEY CONNECTOR
A pipe which connects a fuel-burning appliance to a chimney.
(See also "breeching, flue connection.")
CHIMNEY LINER
The lining material of approved fire clay or other approved
material.
CHIMNEY MASONRY
A field-constructed chimney of solid masonry units, bricks,
stones, listed hollow masonry units or reinforced concrete, built
in accordance with nationally recognized standards.
CHIMNEY, FACTORY-BUILT
A chimney that is factory made and listed by a nationally
recognized testing or inspection agency for venting gas appliances,
gas incinerators and solid or liquid fuel-burning appliances.
CHIMNEY, METAL
A field-constructed chimney made of metal and built in accordance
with nationally recognized standards.
COMBUSTION
The rapid oxidation of fuel accompanied by the production
of heat or heat and light.
CONTROL, HIGH LIMIT
A device responsive to change in temperature and used for
the purpose of interrupting the air supply when plenum or bonnet temperature
exceeds predetermined settings.
DAMPER
A manually or automatically controlled device to regulate
draft or the rate of flow of air or combustion gases.
DAMPER, BACKDRAFT (SHUTTER)
A device which, when mounted in a duct or opening, permits
the flow of air in one direction only. It is normally opened by the
energy of the air stream, but may be opened and/or closed by external
mechanical means.
DRAFT
The pressure difference existing between the equipment or
any component part thereof and the atmosphere, which difference causes
a continuous flow of air and products of combustion through the gas
passages of the appliance to the atmosphere.
DRAFT, FORCED
The pressure difference created by the action of a fan, blower
or ejector which supplies the primary combustion air above atmospheric
pressure.
DRAFT, INDUCED
The pressure difference created by the action of a fan, blower
or ejector which is located between the appliance and the chimney
or vent termination.
DRAFT, NATURAL
The pressure difference created by a vent or chimney due
to its height and the temperature difference between the flue gases
and the atmosphere.
ELECTRIC SPACE HEATERS, PORTABLE
Heaters not intended for permanent connection to a structure
or electric wiring and which are usually provided with a cord and
plug.
FLAME SAFEGUARD
A device which will automatically shut off the fuel supply
to a main burner or group of burners when the means of ignition of
such burners become inoperative.
FLUE CONNECTION, BREECHING
A passage for conducting the combustion from a fuel-fired
appliance to the vent or chimney. (See also "chimney connector.")
FURNACE
A completely self-contained fuel-fired heating unit with
burners, a combustion chamber, a heat exchanger and a casing.
GRATE
A surface with suitable openings to support the fuel bed
and permit passage of air through the burning fuel. It is usually
located in the primary combustion chamber, is designed to permit removal
of unburned residue and maybe horizontal or inclined, stationary or
movable.
HEAT EXCHANGER
A device used for the transfer of heat from one medium to
another.
HEAT OF COMBUSTION
The heat released by combustion of a unit quantity of waste
or fuel, measured in BTUs.
HEAT RELEASE RATE
The amount of heat liberated during the process of complete
combustion and expressed in BTUs per hour per cubic foot of the internal
combustion chamber volume.
LISTED
Products which are shown in a list published by a nationally
recognized testing or inspection agency and whose listing states that
the product complies with nationally recognized safety standards.
MANUFACTURER
The company or organization which indicates its responsibility
by affixing its name or nationally registered trademark or trade name
to the equipment.
NATIONALLY RECOGNIZED TESTING OR INSPECTION AGENCY
An agency acceptable to the authorities having jurisdiction
that provides uniform testing and examination procedures under established
standards, that is properly organized, equipped and qualified for
testing, and that has a follow-up inspection service of the current
production of the listed products.
NONCOMBUSTIBLES
Materials which pass the test procedure for defining noncombustibility
of elementary materials set forth in ASTM E 136 when exposed to a
furnace temperature of 1,382° F. for a period of five minutes,
and which do not cause a temperature rise of the surface or interior
thermocouples in excess of 54° F. above the furnace air temperature
at the beginning of the test and which do not flame after an exposure
of 30 seconds.
SEALED COMBUSTION CHAMBER APPLIANCES
Appliances which are so constructed and installed that all
air for combustion is derived from the outside atmosphere, and all
flue gases are discharged to the outside atmosphere.
SPARK ARRESTOR
A device to prevent sparks, embers or other ignited material
above a given size from being expelled into the atmosphere.
THERMAL RESISTANCE (R)
A measure of the ability to retard the flow of heat. The
R value is the reciprocal of a heat transfer coefficient, as expressed
by U,R = i/u.
THERMOSTAT
An instrument which measures changes in temperature and controls
devices for maintaining a desired temperature.
[Ord. 418, passed 6-1-1981]
No person shall install any chimney, stove pipe or wood/coal
heating equipment unless he or she first obtains a permit therefor
from the Borough.
[Ord. 418, passed 6-1-1981]
(A) All wood/coal heating appliances shall be at least 36 inches from
all combustible materials. Where clearance is less than 36 inches
but more than 18 inches, the combustible surface shall be protected
by one-quarter inch asbestos millboard covered with 28 gauge metal
spaced one inch or more from the combustible surface, or according
to the manufacturer's recommendations. Adequate space shall be
provided to permit air circulation. If clearance is less than 18 inches
but more than 12 inches, the combustible wall shall be protected by
a four-inch brick veneer, extending two feet above and two feet beyond
each side of the heating appliance.
(B) All wood/coal burning equipment that has circulating devices shall
be at least 24 inches from a combustible surface unless the appliance
has a rating for a lesser distance from a combustible surface.
(C) If the distance of the circulating wood/coal burning appliance is
12 to 24 inches from a combustible surface, the surface shall be protected
by one-quarter inch asbestos millboard spaced one inch or more from
the walls with adequate one-inch spacing from the floor to permit
air circulation between the wall and shield.
(D) If the circulating wood/coal burning equipment is eight to 12 inches
from a combustible surface, the surface shall be protected by one-quarter
inch asbestos millboard covered with 28 gauge metal spaced one inch
or more from the wall and floor to permit air circulation.
(E) Noncombustible material shall extend at least 18 inches beyond the
stove from which ashes are removed and at least six inches beyond
the sides and rear.
(F) Where stove legs are at least 18 inches above a combustible surface,
a 24 gauge sheet metal or other suitable approved noncombustible material
shall be used.
(G) Where stove legs are between six inches and 18 inches above a combustible
surface, a 24 gauge sheet metal over a one-quarter inch layer of asbestos
millboard or other approved noncombustible material shall be used.
(H) Where stove legs are six inches or less above a combustible surface,
a four-inch hollow masonry pad shall be laid or an approved noncombustible
surface not less than one-inch thick shall be used.
[Ord. 418, passed 6-1-1981]
(A) Connectors serving wood-burning appliances shall not be connected
to a chimney serving other appliances. All stove pipe shall be equal
to or larger than the appliance flue connector.
(B) All connector pipe shall be of a minimum of 24 gauge black pipe.
(C) All connector pipe shall rise from the stove toward the chimney at
least one-quarter inch per foot.
(D) The crimped end of the chimney connector pipe shall point toward
the stove. Adapters may be used to permit the crimped end to point
toward the stove.
(E) Single wall connector pipe shall not pass through the floor or wall.
However, when necessary, a connector may pass through a partition
other than a fire partition under the following conditions:
(1)
Where a ventilated-type metal thimble is used and is three times
larger than the chimney connector;
(2)
Where a metal or burned fire-clay thimble is used and the thimble
is surrounded on all sides by not less than eight inches of brickwork
or equivalent fireproofing material; and
(3)
When the section of the connector pipe passing through the combustible
material is replaced by a properly installed section of factory-built
insulated Class A pipe for solid fuels.
(F) All stove pipe shall be a minimum of 18 inches from combustible walls
and ceilings.
(G) If stove pipe is 12 inches to 18 inches from combustible surfaces,
the surface shall be covered with one-quarter inch asbestos millboard
spaced one inch from the walls or ceilings.
(H) If stove pipe is nine to 12 inches from combustible surfaces, it
shall be covered with one-quarter inch asbestos millboard with 28
gauge sheet metal spaced one inch from the wall or ceiling.