Vermont Castings Installation And Operating Manual
Specifications and Main Features
Frequently Asked Questions
User Manual
The Intrepid
Multi-Fuel Heater*
Model 1695
Homeowner’s
Installation
and Operating
Manual
SAFETY NOTICE: IF THIS APPLIANCE IS NOT PROPERLY INSTALLED, OPERATED AND
MAINTAINED, A HOUSE FIRE MAY RESULT.
TO REDUCE THE RISK OF FIRE, FOLLOW THE INSTALLATION INSTRUCTIONS. FAILURE TO
FOLLOW INSTRUCTIONS MAY RESULT IN PROPERTY DAMAGE, BODILY INJURY OR EVEN
DEATH. CONTACT LOCAL BUILDING OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION
INSPECTION REQUIREMENTS IN YOUR AREA.
*The models outlined in these installation instructions are for export outside of North America.
Do Not Discard This Manual: Retain for Future Use
2000970 2/06 Rev. 5
Vermont Castings Intrepid Multi-Fuel
Welcome
Congratulations on your choice of a Vermont Castings Intrepid Multi-Fuel Heater. With this purchase, you
made a commitment to make the hearth a place of warmth, beauty and comfort in your home. At Vermont
Castings we share that joy and appreciation for the hearth, and we show it in all our cast-iron stoves and fireplaces.
As you become acquainted with your new stove, you will find the aesthetic appeal of cast iron is matched by
its superb capacity to absorb and radiate heat.
Also, Vermont Castings products are among the cleanest-burning wood stoves and fireplaces available today.
And, as an owner of a Vermont Castings stove, you are making a strong statement for pollution-free energy.
But clean burning depends on both the manufacturer and the operator. Please read this manual carefully to
understand how to properly operate your stove.
At Vermont Castings, we are equally committed to your satisfaction as a customer and that is why we maintain
an exclusive network of the finest dealers in the industry. Chosen for their expertise and dedication to cus
tomer service, our dealers are factory-trained and know each Vermont Castings products in detail. Feel free to
contact your Authorized Vermont Castings Dealer anytime you have question about your stove or its performance.
We have built your Intrepid Multi-fuel stove with the utmost care. With normal use and proper care, it will pro
vide you with many years of service.
This manual contains valuable instructions on the installation and operation of your Vermont Castings stove.
You will also find useful information on assembly and maintenance procedures. We urge you to read the
manual thoroughly and to keep it as a reference.
Parts List ..........................................
Proposition 65 Warning: Fuels used in gas, woodburning or oil fired appliances, and the products of
combustion of such fuels, contain chemicals known
to the State of California to cause cancer, birth defects and other reproductive harm.
California Health & Safety Code Sec. 25249.6
4
13
17
18
22
25
29
Ask your Vermont Castings dealer how these
installation accessories can enhance the versatility,
appearance, and safety of your Intrepid Stove.
• Bottom Heat Shield
• Rear Heat Shield
• Chimney connector heat shields
• Heavy-gauge enamel pipe to match the
stove’s color
• Warming shelves, in plain black or matching
enamel colors
• Spark screen for open-fireplace use
• Short legs
• Outside air kit
• Mobile-home kit.
2
2000970
Specifications
21"
(546 mm)
20"
(508 mm)
25"
(641 mm)
Top exit
flue collar
height
21
"
(540 mm)
25"
(635 mm)
7"
(181 mm)
21
"
(546 mm)
C
L
21
"
(540 mm)
18"
(457 mm)
1"
(32 mm)
21"
(533 mm)
13
"
(349 mm)
Intrepid Multi-Fuel, Model 1695, 1696, 1697
Range of heat output ........................2.42 kw - 7.83 kw
Maximum heat output ........................................ 7.3 kw
Area heated ..................... Up to 1000 sq. ft. (92 sq. m)
this value can vary depending on how the stove is
operated, the type and moisture content of the fuel
used, as well as the design, construction, and climatic
location of your home. Figures shown are based on
maximum fuel consumption obtained under laboratory
conditions and on average efficiencies.
2
These values are based on operation in building codeconforming homes under typical winter climate conditions in New England. If your home is of nonstandard
construction (e.g., unusually well-insulated, not insulated, built underground, etc.) or if you live in a more
severe or more temperate climate, these figures may
not apply. Since so many variables affect performance,
consult your Vermont Castings Company authorized
dealer to determine realistic expectations for your
home.
Fig. 1 Intrepid Multi-fuel Heater dimensions.
DRAWINGS NOT TO SCALE
0970
2000970
3
Vermont Castings Intrepid Multi-Fuel
Installation
SAFETY NOTICE: IF YOUR STOVE IS NOT PROPERLY INSTALLED, A HOUSE FIRE MAY RESULT.
TO REDUCE THE RISK OF FIRE, FOLLOW THE
INSTALLATION INSTRUCTIONS. CONTACT LOCAL
BUILDING OR FIRE OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION INSPECTION REQUIREMENTS IN YOUR AREA.
Before you begin an installation, review your plans to
see that:
• Your stove and chimney connector will be far
enough from combustible material to meet all
clearance requirements.
• The floor protector is large enough and is con
-
structed properly to meet all requirements.
• You have all necessary permits from local authorities.
Your local building official is the final authority for approving your installation as safe and determining that it
meets local and state codes.
The metal label permanently attached to the back of
every Vermont Castings stove indicates that the stove
has been tested to current ULC standards, and gives
the name of the testing laboratory. Clearance and installation information also is printed on the label. When
the stove is installed according to the information both
on the label and in this manual, local authorities in most
cases will accept the label as evidence that the installation meets codes and can be approved.
However, codes vary in different areas. Before starting
the installation, review your plans with the local building
authority. You local dealer can provide any additional
information needed.
For any unresolved installation issues, refer to CSA
CAN-B365 Installation Code for Solid Fuel Burning
Appliances and Equipment. These standards are the
basis for many national codes. They are nationally
recognized and are accepted by most local authorities.
Your local dealer or your local building official may have
a copy of these regulations.
IMPORTANT: FAILURE TO FOLLOW THESE IN
STALLATION INSTRUCTIONS MAY RESULT IN A
DANGEROUS SITUATION, INCLUDING A CHIMNEY
OR HOUSE FIRE. FOLLOW ALL INSTRUCTIONS
EXACTLY, AND DO NOT ALLOW MAKESHIFT COMPROMISES TO ENDANGER PROPERTY AND PERSONAL SAFETY.
Outside Air
In some modern, super-insulated homes, there is not
enough air for combustion because of insufficient air
infiltration into the building. Such air enters a home
through unsealed cracks and openings. Kitchen or bath
exhaust fans can compete with the stove for available
air and compound the problem.
When poor draft is caused by a low infiltration rate,
opening a ground floor window on the windward side
of the house and in the vicinity of the stove will usually
alleviate the problem.
Another solution is to install a permanent outside air
supply to the stove and/or room. In some areas, in
fact, bringing air for combustion from outside the home
directly to the air inlet of the stove is required for new
construction.
An outside air supply is not affected by pressure varia
tions within the house, and improved stove performance often results. An Outside Air Adapter Kit #33258
for the Intrepid II is available from your local Vermont
Castings dealer.
What Kind of Chimney to Use
Your Intrepid Multi-fuel must be connected to a codeapproved masonry chimney with a flue liner, to a
relined masonry chimney that meets local codes, or to
a prefabricated metal chimney that complies with the
requirements for Type HT chimneys in the Standard for
Chimneys, Factory-Built, Residential Type and Building
Heating Appliance, UL 103, or the High Temperature
(650°C) Standard ULC S-629 for Canada. Whatever
kind you use, the chimney and chimney connector must
be in good condition and kept clean. Figure 2 shows the
two chimney types.
A prefabricated
double-wall insulated chimney
A tile-lined ma
sonry chimney
-
4
ST241
Fig. 2 Standard chimney types.
2000970
Vermont Castings Intrepid Multi-Fuel
2' Min.
2' Min.
3'
Min.
0 To 10'
3'
Min.
0 To 10'
If you use an existing masonry chimney, it must be
inspected to ensure safe condition before the stove
is installed. Your local professional chimney sweep,
building inspector, or fire department official will be able
to inspect the chimney or provide a referral to someone
who can.
The chimney must extend at least 3’ (914 mm) above
the highest point where it passes through a roof, and at
least 2’ (610 mm) higher than any portion of a building
within 10’ (3 m). (Fig. 3)
For proper draft and good performance, any chimney
used with an Intrepid II should extend at least 16’ (5 m)
above the flue collar of the stove.
Reference Point
Fig. 3 The 2’-3’-10’ Chimney Rule.
Masonry Chimneys
An inspection of the chimney must confirm that it has
a lining. Do not use an unlined chimney. The chimney
should have no cracks, loose mortar, other signs of
deterioration, or blockage. Repair any defects before
using the chimney with your stove.
Seal any unused openings in an existing masonry chimney with masonry to the thickness of the chimney wall,
and repair the chimney liner. Openings sealed with pie
plates or wallpaper are a hazard; seal them with mortar
or refractory cement. In the event of a chimney fire,
flames and smoke may be forced out of these unused
thimbles.
The chimney should be thoroughly cleaned before use.
A newly-built masonry chimney must conform to the
standards of your local building code or, in the absence
of a local code, to a recognized national code. Masonry
chimneys must be lined, either with code-approved masonry or precast refractory tiles, stainless steel pipe, or
a code-approved, “poured-in-place” liner. The chimney’s
clean-out door must seal tightly.
AC617
Prefabricated Chimneys
A prefabricated metal chimney must be one recognized
for use with solid-fuel burning appliances.
DO NOT CONNECT THIS UNIT TO A CHIMNEY FLUE
SERVING ANOTHER APPLIANCE.
Chimney Size
An Intrepid Multi-fuel is approved for venting into a masonry chimney with a nominal flue size of 8” x 8” (200 x
200 mm), and into a round flue size of 6” (150 mm).
It may not be vented into larger chimneys without a liner
to reduce the effective flue size to 6”(150mm) diameter. Larger chimneys must have their flues relined for
proper stove performance.
Accessories to make the connection between stainless
steel chimney liners and your Intrepid II are available
through your local dealer.
Chimney Connector Guidelines
Chimney connector is the double-wall or single-wall
pipe that connects the stove to the chimney. The chimney is a masonry or prefabricated structure that encloses the flue. Chimney connectors are used only to make
the connection from the stove to the chimney.
Double-wall chimney connectors must be tested and
listed for use with solid-fuel burning appliances. Single-wall chimney connectors should be made of 24
gauge or heavier steel, and should be 6” (150 mm) in
diameter. Do not use galvanized connector; it cannot
withstand the high temperatures that can be reached by
smoke and gases, and may release toxic fumes under
high heat.
If possible, do not pass the chimney connector through
a combustible wall or ceiling. If passage through a combustible wall is unavoidable, refer to the section following on Wall Pass-Throughs. Do not pass the chimney
connector through an attic, a closet, or any similar concealed space. The whole connector should be exposed
and accessible for inspection and cleaning.
Keep the horizontal run of chimney connector as short
and direct as possible, with no more than one 45
degree elbow. The maximum total length of chimney
connector should not exceed 8 feet.
In cathedral ceiling installations, extend the prefabricated chimney down to within 8 feet (2.5 m) of the stove.
SAFETY NOTE: ALWAYS WEAR GLOVES AND PROTECTIVE EYEWEAR WHEN DRILLING, CUTTING OR
JOINING SECTIONS OF CHIMNEY CONNECTOR.
2000970
5
Vermont Castings Intrepid Multi-Fuel
Double-wall Chimney Connector
Information on assembling and installing double-wall
connector is provided by the manufacturer of the double-wall pipe. Follow the manufacturer’s instructions
exactly as you assemble the connector and attach it to
the stove and chimney. Using connectors and chimneys from the same manufacturer makes the assembly
and installation straightforward.
NOTE: For installations using double-wall connectors, minimum clearances must conform to the
listed clearances in the clearance chart on Page 13.
Single-wall Chimney Connector
• Beginning at the flue collar of the stove, assemble
the chimney connector. Insert the first crimped end
into the stove’s flue collar, and keep each crimped end
pointing toward the stove. Using the holes in the flue
collar as guides, drill 1/8” (3 mm) holes in the bottom of
the first section of chimney
connector and secure it to
the flue collar with three #10
x 1/2” sheet metal screws.
• Secure each joint between sections of chimney
connector, including telescoping joints, with at least
three sheet metal screws.
The predrilled holes in
the top of each section of
chimney connector serve as
guides when you drill 1/8”
(3 mm) holes in the bottom
of the next section.
• Secure the chimney
connector to the chimney.
Instructions for various installations follow.
• Be sure the installed stove and chimney connector
are correct distances from nearby combustible material.
NOTE: Special slip pipes and thimble sleeves that form
telescoping joints between sections of chimney connector are available to simplify installations. They often
eliminate the need to cut individual connector sections.
Consult your local dealer about these special pieces.
Fig. 4 The crimped end
of the connector points
toward stove.
Securing the Single-wall Connector to a
Prefabricated Chimney
For prefabricated chimneys, follow the installation
instructions of the chimney maker exactly as you install
the chimney. The maker of the chimney will supply the
accessories to support the chimney, either from the roof
of the house, at the ceiling of the room where the stove
is installed, or from an exterior wall.
Special adaptors are available from your local dealer to
make the connection between the prefabricated chimney and the chimney connector. The top of such adaptors attaches directly to the chimney or to the chimney’s
ceiling support package, while the bottom of the adaptor is screwed to the chimney connector.
These adaptors are designed so the top end will fit
outside the inner wall of the chimney, and the bottom
end will fit inside the first section of chimney connector.
When assembled in this way, any soot or creosote falling from the inner walls of the chimney will stay inside
the chimney connector.
Securing the Single-wall Connector to a
Masonry Chimney
For masonry chimneys, both freestanding and fireplace
chimneys may be used for installation of your Intrepid
Multi-fuel.
Freestanding Chimney Installations
If the chimney connector must pass through a combustible wall to reach the chimney, follow the recommendations in the Wall Pass-through section that follows.
The opening through the chimney wall to the flue (the
“breach”) must be lined with either a ceramic or metal
cylinder, called the “thimble”, which is cemented firmly
in place. The fit must be snug and the joint between
the thimble and the chimney wall must be cemented.
(Fig. 6)
A special piece called the “thimble sleeve,” slightly
smaller in diameter than standard connector and most
thimbles, will facilitate the removal of the chimney connector system for inspection and cleaning. Thimble
sleeves should be available from your local dealer. (Fig.
5)
To install a thimble sleeve, slide it into the breach until
it is flush with the inner flue wall. Do not extend it into
the actual flue passage, as this could interfere with the
draft.
The thimble sleeve should protrude 1-2” (25-50 mm)
into the room. Use furnace cement and thin gasketing
to seal the sleeve in place in the thimble. Secure the
chimney connector to the outer end of the sleeve with
sheet metal screws.
6
2000970
Thimble
*
*
Vermont Castings Intrepid Multi-Fuel
Thimble Sleeve
Chimney
Connector
45° Elbow
Max.
Flue
ST243a
Fig. 5 The thimble, made of either ceramic or metal, must be
cemented securely in place.
Without a thimble, a suitable length of chimney connector can be extended through the breach to the inner
face of the flue liner, and cemented securely in place.
Additional pieces of connector are then attached with
sheet metal screws.
Fireplace Chimney Installations -
Above a Fireplace
The Intrepid Multi-fuel may be connected to a chimney
above a fireplace opening also. In such installations,
the stove is positioned on the hearth in front of the fireplace and the chimney connector rises from the stove
top and then angles 45° back into the chimney. (Fig. 6)
The chimney liner should extend to the point at which
the chimney connector enters the chimney.
If the chimney connector from your installation enters
the chimney above a fireplace, follow all the guidelines
mentioned above for freestanding installations. In addition, give special consideration to the following points:
• Check the clearance between the stove and the
chimney connector, and any combustible trim or the
mantel. Use the necessary combination of mantel,
trim, and connector heat shields to achieve the required
clearances.
• Check the clearance between the chimney connector and the ceiling. If no heat shields are used, the
clearance should be at least 26” (660 mm). To find out
how much this clearance may be reduced with heat
shields, see the clearance chart on Page 13.
• The fireplace damper must be sealed to prevent
room air from escaping up the flue. However, it must
be possible to reopen the damper to inspect or clean
the chimney.
* Check
These Clearances
Chimney Connector Shield
Fig. 6 Chimney connector enters chimney above the fireplace.
Mantel
Seal the
Damper
ST244a
Fireplace Chimney Installations -
Through a Fireplace
If your fireplace height is at least 25” (635 mm), you
may install an Intrepid Multi-fuel with standard legs
through the fireplace opening using a 90° Tee kit available from your local dealer. This positive connection kit
ensures a tight fit between the stove flue collar and the
chimney flue. (Fig. 7)
Fireplace installations, whether connected to the flue
above or through the fireplace opening, have special
clearance requirements to adjacent trim and the mantel.
You will find the required clearances for the Intrepid
Multi-fuel fireplace installations on Page 13.
Floor protection requirements also apply to fireplace
installations. Floor protection information is on Page 9.
2000970
7
Vermont Castings Intrepid Multi-Fuel
I
N
T
I
P
D
R
E
I
I
Flexible Connector
Mantel Shield
Fireplace Adap
tor Kit
-
NOTE: Do not vent your Intrepid Multi-fuel into a factory-built (zero-clearance) fireplace. These appliances
and their chimneys are specifically designed as a unit
for use as fireplaces. It may void the listing or be hazardous to adapt them for any other use.
DO NOT CONNECT AN INTREPID MULTI-FUEL TO
ANY AIR DISTRIBUTION DUCT OR SYSTEM.
Wall Stud
Chimney
Connector
ST245
Fig. 7 Chimney connector enters chimney through the fireplace opening.
Wall Pass-Throughs
Whenever possible, design your installation so that the
connector does not pass through a combustible wall. If
you are considering a wall pass-through in your installation, check with your building inspector before you
begin. Also, check with the chimney connector manufacturer for any specific requirements.
Accessories are available for use as wall passthroughs. If using one of these, make sure it has been
tested and listed for use as a wall pass-through.
Always adhere to local building codes when installing a
wall pass-through. Figure 8 shows one recommended
method.
All combustible material in the wall must be removed
around the single-wall connector to provide clearance
that is three times the pipe diameter. Any material used
to enclose the opening must be noncombustible.
Figure 9 shows an alternate method in which all combustible material in the wall is cut away to provide the
required clearance that is three times the pipe diameter.
The resulting space must remain empty. A flush-mounted sheet metal cover may be used on one side only. If
covers must be used on both sides, each cover must be
mounted on noncombustible spacers at least 1” (25 mm)
clear of the wall.
12” of
Noncombustible
Material
Floor Protection
ST493a
Fig. 8 An approved wall pass-through for the United States.
18” (460mm) clearance all
around the pipe
Flush Mounted
Sheet Metal
Cover
ST494a
Fig. 9 An approved wall pass-through for Canada.
8
2000970
Vermont Castings Intrepid Multi-Fuel
D
E
D
D
A
B
D
D
A
E
D
C
Floor Protection
Specifications herein are primarily for common timber
frame construction.
The floor beneath the stove requires protection from
radiant heat and direct contact with sparks or embers.
Heat protection is provided by a Vermont Castings Bottom Heat Shield, part #0307.
Spark and ember protection is provided by a floor
protector, which may be any noncombustible material.
Consult your local building code for floor protection size
and composition. Figure 9 indicates specifications for
the U.S. and Canada.
For new hearth construction specifications and requirements, refer to your local building codes.
When using brick, tile, or stone, individual pieces must
be mortared so sparks cannot fall through.
Floor protection also must extend under the chimney
connector and 2” to either side (‘C’, Fig. 10) For 6”
(150mm) connector used with the Intrepid Multi-Fuel,
the protector must be a minimum of 10” (250mm) wide,
centered under the connector.
hearths can be a fire hazard and are considered a com
bustible floor.
Keep in mind that many raised hearths will extend less
than the required clearance from the front of the heater
when it is installed. In such cases, sufficient floor
protection as described above must be added in front
of the hearth to satisfy the minimum floor protector requirement from the front of the stove. Fireplace hearths
must also offer the required protection of 6” (152 mm)
on either side.
Optional 3” (75 mm) short legs may be used only on
such hearths that meet the width and depth requirements outlined previously under “floor protection.”
Hearth rugs do not satisfy the requirements for floor
protection.
Fireplace installations also have special clearance
requirements to the side walls, side decorative trim, and
fireplace mantel. Refer to the information on fireplace
and mantel trim shields in this section.
-
Top ExitRear Exit
U.S. Canada
A. 34” 38” (965 mm)
B. 40” 44” (1118 mm)
C. 10” 10” (254 mm)
D. 6” 6” (152 mm)
E. 16” 18” (457 mm)
ST500
Wood framing requires protection form radiant heat
Fig. 11 Supporting timbers under fireplace hearth are considered to be combustible.
Keep the Stove and Connector a Safe Dis-
tance from Surrounding Materials
Specifications herein are primarily related to common
timberframe construction. Both a stove and its chimney
connector radiate heat in all directions when operat-
ST247a
ing, and dangerous overheating of nearby combustible
Fig. 10 Required floor protector dimensions.
materials can occur if they are too close to the heat. A
safe installation requires that adequate clearance be
Floor Protection for Fireplace Installations
Do not assume your fireplace hearth is completely
noncombustible.
Many fireplace hearths do not satisfy the “completely
noncombustible” requirement because the brick or
concrete in front of the fireplace opening is supported
by heavy wood framing as in Figure 11. Because heat
passes through brick or concrete readily, it can easily
pass through to the wood. As a result, such fireplace
2000970
maintained between the hot stove and its connector
and nearby combustibles.
Clearance is the distance between either your stove
(measured from the back edge of the stove’s top plate)
or chimney connector, and nearby walls, floors, the
ceiling, and any other fixed combustible surface. Your
stove has special clearance requirements that have
been established after careful research and testing.
These clearance requirements must be strictly observed.
9
Vermont Castings Intrepid Multi-Fuel
In addition, furnishings and other combustible materials
must be kept away from the stove as well. In general, a
distance of 48” (1220 mm) must be maintained between
the stove and moveable combustible items such as drying clothes, furniture, newspapers, firewood, etc. Keeping those clearance areas empty assures that nearby
surfaces and objects will not overheat.
Reducing Clearances
Stove clearances may be reduced by using heat shields
attached to the stove. Chimney connector clearances
may be reduced by using heat shields on single-wall
connector, or by using double-wall connector. Clearances may also be reduced by using wall shields. All
shielding used to reduce clearances must be listed by a
recognized testing laboratory and approved by the local
regulatory body.
Clearance requirements are established for many differ
ent installations. In general, the greatest clearance is
required when you are placing a stove and its connector with no heat shields near a wall with no heat shield.
For example, when the Intrepid Multi-Fuel is installed
parallel to the rear wall and no shielding is used, it must
be at least 30” (760 mm) from the wall behind it and at
least 24” (610 mm) from walls on either side.
If the Intrepid Multi-Fuel is installed in a corner and no
shields are used, the corners of the stove must be at
least 20” (510 mm) from nearby walls.
The least clearance is required when both the stove
and its connector, as well as the wall, have heat
shields.
When shields are attached to the stove or chimney
connector, they are mounted 1” - 2” (25-50mm) away
from the stove or connector surface on noncombustible
spacers. Air flowing between the stove (and/or chimney
connector) and nearby shields carries heat away. Do
not block the air flow by filling this empty space with any
insulating material.
The shiny surface facing the heat source must be left
unpainted, enabling heat to reflect back towards the
stove or connector and away from the wall. Shields are
never used on double-wall connectors.
Clearances may be reduced only by means approved
by the regulatory authority, and in accordance with the
clearances listed in this manual.
Because of their restricted air flow and heat retention
characteristics, specific construction requirements and
special clearances apply to installations into alcoves.
Refer to the diagrams on Page 12, and contact your
Vermont Castings dealer for details before beginning an
alcove installation.
Stove Heat Shields
The Vermont Castings Intrepid Multi-Fuel Rear Heat
Shield is one way to reduce the clearance to the rear
wall. The rear heat shield may be installed on either
rear- or top-exiting stoves. However, since the chimney
connector also radiates heat toward the wall in top-exiting installations, either single-wall connector with connector heat shields, or listed and approved double-wall
chimney connector should be used whenever the rear
heat shield is used on top-exiting stoves.
Clearance reductions with the rear heat shield apply
only to the wall to the rear in parallel installations. Neither the side clearance requirement nor the clearance
requirement in corner installations may be reduced.
Wall Shields
-
Clearances may be reduced by using a wall shield
constructed of 24 gauge or heavier sheet metal, or of
another noncombustible material such as 1/2” (13 mm)
insulation board or common brick “laid on flat,” with the
3¹⁄₂" (90 mm) side down. Figure 12 shows such a wall
shield.
Shields must be spaced out from the combustible
surface 1" (25 mm) on noncombustible spacers. The
spacers should not be directly behind the stove or chimney connector.
Air must be able to flow between the wall and the
shield. At least 50% of the bottom 1" (25 mm) of the
shield should be open and the shield must be open at
the top. (Fig. 12)
The wall shield for a stove must extend 10” (250 mm)
above the top of the stove, or a height of 35” (890 mm).
The wall shield for the chimney connector must be 28”
(710 mm) wide, centered behind the connector; for
installations that use an approved prefabricated chimney to pass through the ceiling, the chimney connector
shield used with single-wall connector must stop 1” (25
mm) below the ceiling.
Chimney Connector Clearance Reductions
Chimney connector clearances may be reduced by
using heat shields on single-wall connector or by using
double-wall connector. One of these methods should
be used whenever the rear heat shield is used in topexit installations, or in any other situation when it is
necessary to protect nearby combustibles from the heat
of the chimney connector. The ceiling above horizontal
runs of chimney connector must be protected as well
if the clearance is inadequate. Refer to the Clearance
Charts.
10
2000970
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