Regency CI1250 User Manual

CI1200 /
CI1250
®
Alterra
Owner's & Installation Manual
Wood Inserts
Tested by:
918-893a
Installer: Please complete the details on the back cover
and leave this manual with the homeowner.
Homeowner: Please keep these instructions for future reference.
FPI FIREPLACE PRODUCTS INTERNATIONAL LTD. 6988 Venture St., Delta, BC Canada, V4G 1H4
Thank-you for purchasing a
REGENCY FIREPLACE PRODUCT.
The pride of workmanship that goes into each of our products will give you years of trouble-free enjoyment. Should you have any questions about your product that are not covered in this manual, please contact the REGENCY DEALER in your area.
Keep those REGENCY FIRES burning.
SAFETY NOTE: If this Insert is not properly installed, a house fi re may result. For your safety, follow the installation instructions, contact local building or fi re offi cials about restrictions and installation inspection requirements in your area.
The authority having jurisdiction (such as municipal building department, re department, re prevention bureau, etc.) should be consulted before installation to determine the need
to obtain a permit.
2
2
Regency CI1200 Wood Cast Insert
TABLE OF CONTENTS
SAFETY LABEL
Copy of the Safety Decal (CI1200) ................................4
Copy of the Safety Decal (CI1250) ................................4
DIMENSIONS
Unit Dimensions CI1200 ................................................6
(no blower option) ..........................................................6
Unit Dimensions CI1250 ................................................7
(with standard blower) ...................................................7
INSTALLATION
Optional backing plate dimensions ................................8
Before Installing Your Insert...........................................9
Chimney Specifi cations .................................................9
Fireplace Specifi cations.................................................9
Masonry And Factory Built Fireplace Clearances .......10
How To Determine If Alternate .....................................10
Floor Protection Materials Are Acceptable...................10
Installing Your Insert ....................................................1 1
Installation Into a Masonry Fireplace ...........................13
Installation Into a Factory Built Fireplace.....................13
Stainless steel smoke defl ector Installation .................14
Cast faceplate installation............................................15
3 piece backing plate installation .................................18
Door reversal ...............................................................19
Brick Flue Baffl e & Secondary Air Tube Installation ....20
Firebrick Assembly ......................................................20
Draft Control ................................................................20
First Fire ......................................................................21
Fan Operation (CS1250 Only) .....................................22
Cord reversal ...............................................................22
Ash Disposal................................................................23
Some Safety Guidelines ..............................................23
Creosote ......................................................................23
Door Gasket ................................................................24
Glass Cleaning ............................................................24
Door Removal..............................................................24
Glass Replacement .....................................................24
Handle Replacement ...................................................25
Door Catch Adjustment................................................25
Fan maintenance .........................................................25
Fan removal CI1250 Only............................................26
Main Assembly CI1200 ................................................28
Main Assembly CI1250 ................................................29
Cast Faceplate ............................................................30
Firebrick .......................................................................30
WARRANTY
Warranty ......................................................................31
Regency CI1200 / CI1250 Wood Cast Insert
3
3
SAFETY LABEL
This is a copy of the label that accompanies each CI1200 Wood Insert. We have printed a copy
of the contents here for your review.
NOTE: Regency units are constantly being improved. Check the label on the unit and if there is a difference, the label on the unit is the correct one.
(Duplicate Serial #)
LISTED FACTORY BUILT FIREPLACE INSERT CERTIFIED FOR USE IN CANADA AND U.S.A.
CI1200
MODEL: TESTED TO:
INSTALL AND USE ONLY IN ACCORDANCE WITH THE MANUFACTURER'S INSTALLATION AND OPERATING INSTRUCTIONS. INSTALL AND USE ONLY IN MASONRY FIREPLACE OR FACTORY BUILT FIREPLACE. CONTACT LOCAL BUILDING OR FIRE OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION INSPECTION IN YOUR AREA.
INSTALLER ET UTILISER SELONS LES INSTRUCTIONS DU FABRICANT. INSTALLER ET UTILISER DANS UN FOYER DE MACONNERIE OU PRÉFAB­RIQUÉ. APPELER VOTRE INSPECTEUR DE BÂTIMENT OU LE DÉPARTMENT D’INCENDIE LOCAL POUR LES CODES LOCAUX ET POUR INSPECTÉE VOTRE INSTALLATION ET FOYER.
ADJACENT SIDEWALL A) 15in / 380mm MANTLE B) 20in / 510mm TOP FACING C 14in / 355 mm SIDE FACING D) 7.375in / 185mm
COMPONENTS REQUIRED FOR INSTALLATION:5.5" (140mm) OR 6" (152mm) STAINLESS STEEL LINER. STANDARD ADAPTOR (171-932) OR OFFSET ADAPTOR (171-936) DO NOT REMOVE BRICKS OR MORTAR IN MASONRY FIREPLACE. FOR USE WITH SOLID WOOD FUEL ONLY. DO NOT USE GRATE OR ELEVATE FIRE. BUILD WOOD FIRE DIRECTLY ON HEARTH. OPERATE WITH FEED DOOR CLOSED, OPEN TO FEED FIRE ONLY. REPLACE GLASS ONLY WITH CERAMIC GLASS (5MM). INSPECT AND CLEAN CHIMNEY FREQUENTLY. UNDER CERTAIN CONDITIONS OF USE CREOSOTE BUILDUP MAY OCCUR RAPIDLY. DO NOT OVERFIRE, IF INSERT GLOWS YOU ARE OVER-FIRING.
PIÈCES NÉCESSAIRES POUR INSTALLATION :5.5" (140MM) OR 6" (152MM) CONDUITS EN ACIER INOXYDABLE. ADAPTATEUR DE CONDUIT DE FUMÉE STANDARD (171-932) OU COUDÉ (171-936) N'ENLEVER NI BRIQUES NI MORTIER DU FOYER LORSQUE VOUS EFFECTUEZ L'INSTALLATION DU POÊLE ENCASTRABLE. UTILISER SEULEMENT DU BOIS DE CHAUFFAGE. NE PAS UTILISER UNE GRILLE, ÉTABLIR LE FEU DIRECTEMENT SUR LES BRIQUES DANS LE FOND DU POÊLE. OPÉREZ AVEC LA PORTE DE NOURRITURE FERMÉE, OUVERTE POUR NOURRIR LE FEU SEULEMENT. REMPLACEZ LE VERRE SEULEMENT AVEC LE VERRE CÉRAMIQUE (5 MM). INSPECTEZ ET NETTOYEZ VOTRE CHEMINÉE FRÉQUEMMENT. LA FRÉQUENCE D’UTILISATION ET LA TEMPÉRATURE AUX­QUELS LE POÊLE EST UTILISÉ DE FAÇON RÉGULIÈRE PEUT AFFECTER CETTE ACCUMULATION DE CRÉOSOTE. NE PAS SURCHAUFFER.
DATE OF
MANUFACTURE
ULC S628-M93 / UL 1482-2006 / ULC S627-00 WN # 16601
MINIMUM CLEARANCES TO COMBUSTIBLE MATERIALS (MEASURED FROM INSERT BODY)
2010 2011 2012
JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC
INSTALL ONLY ON A NON-COMBUSTIBLE HEARTH RAISED (F) 1.5IN / 38MM ABOVE AN ADJACENT COMBUSTIBLE FLOOR. COMBUSTIBLE FLOOR MUST BE PROTECTED BY NON-COMBUSTIBLE MATERIAL EXTENDING (E) 16 IN / 405MM (US), 18 IN / 457MM (CAN) TO FRONT AND (G) 8 IN / 205MM TO SIDES FROM FUEL DOOR.
INSTALLER SUR UN ÂTRE DE MATÉRIAU NOM COMBUSTIBLE SURÉLEVÉ (F) 1,5 POUCES / 38MM-DESSUS DU PLANCHER COMBUSTIBLE ADJACENT. LE PLANCHER COMBUSTIBLE DOIT ÊTRE PROTÉGÉ PAR LE MATÉRIAU NOM COMBUSTIBLE QUI ÉTENDRE (E) 16 IN / 405MM (ETATS-UNIS), 18 IN / 457 MM (CAN) EN AVANT ET (G) 8IN / 205MM LES CÔTÉ DE LA PORTE.
365
DO NOT REMOVE THIS LABEL
365
CAUTION
ATTENTION:
HOT WHILE IN OPERATION DO NOT TOUCH. KEEP CHILDREN, CLOTHING AND FURNITURE AWAY.
CONTACT MAY CAUSE SKIN BURNS.
READ ABOVE INSTRUCTIONS.
CHAUD LORS DE FONCTIONNEMENT. NE PAS TOUCHER. GARDEZ LES EN-
FANTS, VÊTEMENTS ET MEUBLES AU
UN CONTACT AVEC LE PEAU PEUT OC­CASIONER DES BRULURES.BRÛLURES
UNITED STATES ENVIRONMENTAL PROTECTION AGENCY CERTIFIED TO COMPLY WITH JULY 1990, PARTICULATE EMISSION STANDARDS.
FPI FIREPLACE PRODUCTS INTERNATIONAL LTD.
MADE IN CANADA
LOIN.
CUTANÉES.
LIRE CETTE ÉTIQUETTE.
MANUFACTURED BY:
6988 VENTURE ST.
DELTA, BC V4G 1H4
918-894
4
Regency CI1200 / CI1250 Wood Cast Insert
This is a copy of the label that accompanies each CI1250 Wood Insert. We have printed a copy
of the contents here for your review.
NOTE: Regency units are constantly being improved. Check the label on the unit and if there is a difference, the label on the unit is the correct one.
SAFETY LABEL
(Duplicate Serial #)
LISTED FACTORY BUILT FIREPLACE INSERT CERTIFIED FOR USE IN CANADA AND U.S.A.
CI1250
MODEL: TESTED TO:
INSTALL AND USE ONLY IN ACCORDANCE WITH THE MANUFACTURER'S INSTALLATION AND OPERATING INSTRUCTIONS. INSTALL AND USE ONLY IN MASONRY FIREPLACE OR FACTORY BUILT FIREPLACE. CONTACT LOCAL BUILDING OR FIRE OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION INSPECTION IN YOUR AREA.
INSTALLER ET UTILISER SELONS LES INSTRUCTIONS DU FABRICANT. INSTALLER ET UTILISER DANS UN FOYER DE MACONNERIE OU PRÉFAB­RIQUÉ. APPELER VOTRE INSPECTEUR DE BÂTIMENT OU LE DÉPARTMENT D’INCENDIE LOCAL POUR LES CODES LOCAUX ET POUR INSPECTÉE VOTRE INSTALLATION ET FOYER.
ADJACENT SIDEWALL A) 15in / 380mm MANTLE B) 20in / 510mm TOP FACING C 14in / 355 mm SIDE FACING D) 7.375in / 185mm
COMPONENTS REQUIRED FOR INSTALLATION: 5.5" (140mm) OR 6" (152MM) STAINLESS STEEL LINER. STANDARD ADAPTOR (171-932) OR OFFSET ADAPTOR (171-936). STANDARD COMPONENT: FAN ELECTRICAL RATING: VOLTS 115, 60HZ. DO NOT REMOVE BRICKS OR MORTAR IN MASONRY FIREPLACE. FOR USE WITH SOLID WOOD FUEL ONLY. DO NOT USE GRATE OR ELEVATE FIRE. BUILD WOOD FIRE DIRECTLY ON HEARTH. OPERATE WITH FEED DOOR CLOSED, OPEN TO FEED FIRE ONLY. REPLACE GLASS ONLY WITH CERAM­IC GLASS (5MM). INSPECT AND CLEAN CHIMNEY FREQUENTLY. UNDER CERTAIN CONDITIONS OF USE CREOSOTE BUILDUP MAY OCCUR RAPIDLY. DO NOT OVERFIRE, IF INSERT GLOWS YOU ARE OVER-FIRING.
PIÈCES NÉCESSAIRES POUR INSTALLATION :5.5" (140MM) OR 6" (152MM) CONDUITS EN ACIER INOXYDABLE. ADAPTATEUR DE CONDUIT DE FUMÉE STANDARD (171-932) OU COUDÉ (171-936) COMPONENT STANDARD : FAN ELECTRICAL RATING: VOLTS 115, 60HZ. N'ENLEVER NI BRIQUES NI MORTIER DU FOYER LORSQUE VOUS EFFECTUEZ L'INSTALLATION DU POÊLE ENCASTRABLE. UTILISER SEULEMENT DU BOIS DE CHAUFFAGE. NE PAS UTILISER UNE GRILLE, ÉTABLIR LE FEU DIRECTEMENT SUR LES BRIQUES DANS LE FOND DU POÊLE. OPÉREZ AVEC LA PORTE DE NOURRITURE FERMÉE, OUVERTE POUR NOURRIR LE FEU SEULEMENT. REMPLACEZ LE VERRE SEULEMENT AVEC LE VERRE CÉRAMIQUE (5 MM). INSPECTEZ ET NETTOYEZ VOTRE CHEMINÉE FRÉQUEMMENT. LA FRÉQUENCE D’UTILISATION ET LA TEMPÉRATURE AUX­QUELS LE POÊLE EST UTILISÉ DE FAÇON RÉGULIÈRE PEUT AFFECTER CETTE ACCUMULATION DE CRÉOSOTE. NE PAS SURCHAUFFER.
DATE OF
MANUFACTURE
ULC S628-M93 / UL 1482-2006 / ULC S627-00 WN # 16600
MINIMUM CLEARANCES TO COMBUSTIBLE MATERIALS (MEASURED FROM INSERT BODY)
2010 2011 2012
JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC
INSTALL ONLY ON A NON-COMBUSTIBLE HEARTH RAISED (F) 1.5IN / 38MM ABOVE AN ADJACENT COMBUSTIBLE FLOOR. COMBUSTIBLE FLOOR MUST BE PROTECTED BY NON-COMBUSTIBLE MATERIAL EXTENDING (E) 16 IN / 405MM (US), 18 IN / 457MM (CAN) TO FRONT AND (G) 8 IN / 205MM TO SIDES FROM FUEL DOOR.
INSTALLER SUR UN ÂTRE DE MATÉRIAU NOM COMBUSTIBLE SURÉLEVÉ (F) 1,5 POUCES / 38MM-DESSUS DU PLANCHER COMBUSTIBLE ADJACENT. LE PLANCHER COMBUSTIBLE DOIT ÊTRE PROTÉGÉ PAR LE MATÉRIAU NOM COMBUSTIBLE QUI ÉTENDRE (E) 16 IN / 405MM (ETATS-UNIS), 18 IN / 457 MM (CAN) EN AVANT ET (G) 8 IN / 205MM LES CÔTÉ DE LA PORTE.
367
DO NOT REMOVE THIS LABEL
367
CAUTION
ATTENTION:
HOT WHILE IN OPERATION DO NOT TOUCH. KEEP CHILDREN, CLOTHING AND FURNITURE AWAY.
CONTACT MAY CAUSE SKIN BURNS.
READ ABOVE INSTRUCTIONS.
CHAUD LORS DE FONCTIONNEMENT.
NE PAS TOUCHER. GARDEZ LES EN-
FANTS, VÊTEMENTS ET MEUBLES AU
UN CONTACT AVEC LE PEAU PEUT OC­CASIONER DES BRULURES.BRÛLURES
UNITED STATES ENVIRONMENTAL PROTECTION AGENCY CERTIFIED TO COMPLY WITH JULY 1990, PARTICULATE EMISSION STANDARDS.
FPI FIREPLACE PRODUCTS INTERNATIONAL LTD.
MADE IN CANADA
LOIN.
CUTANÉES.
LIRE CETTE ÉTIQUETTE.
MANUFACTURED BY:
6988 VENTURE ST.
DELTA, BC V4G 1H4
918-916
Regency CI1200 / CI1250 Wood Cast Insert
5
DIMENSIONS
17-11/16” (449mm)
15-1/16” (383mm)
UNIT DIMENSIONS CI1200
22-13/16” (580mm)
21-3/8” (543mm)
35-15/16” (912mm)
(NO BLOWER OPTION)
2-5/16” (58mm)
NOTE:
Before assembling your In­sert, use these dimensions to ensure appropriate clear­ances will be met (refer to Masonry and Factory Built Fireplace Clearances sec­tion).
22-9/16” (574mm)
17-1/8” (436mm)
25” (635mm)
6" (152mm) Diameter
STANDARD FLUE ADAPTOR (171-932)
9.15/16” (250mm)
9-9/16”
(244mm)
15” (381mm)
6" (152mm) Diameter
OFFSET FLUE ADAPTOR (171-936)
19-9/16” (498mm)
18-13/16” (478mm)
14-1/8” from flue centerline to rear of faceplate
16-15/16” (430mm)
6
Regency CI1200 / CI1250 Wood Cast Insert
22-13/16” (580mm)
DIMENSIONS
UNIT DIMENSIONS CI1250
(WITH STANDARD BLOWER)
21-3/8” (543mm)
35-15/16” (912mm)
17-1/8” (436mm)
NOTE:
Before assembling your In­sert, use these dimensions to ensure appropriate clear­ances will be met (refer to Masonry and Factory Built Fireplace Clearances sec­tion).
17-15/32” (444mm)
9-9/16”
(244mm)
25-3/4” (655mm)
25” (635mm)
6" (152mm) Diameter
STANDARD FLUE ADAPTOR (171-932)
9.15/16” (250mm)
15” (381mm)
6" (152mm) Diameter
OFFSET FLUE ADAPTOR (171-936)
14-1/8” from flue centerline to rear of faceplate
16-15/16” (430mm)
22-1/8”(561mm)
22-13/16”(579mm)
Regency CI1200 / CI1250 Wood Cast Insert
7
DIMENSIONS
OPTIONAL BACKING PLATE DIMENSIONS
CI1250 Standard
40” (1016mm)
CI1250 Custom - Minimum Dimensions
29-1/2” (749mm)
CI1200 Standard
40” (1016mm)
26” (660mm)
CI1200 Custom - Minimum Dimensions
37” (940mm)
27” (686mm)
37” (914mm)
23-5/8” (600mm)
8
Regency CI1200 / CI1250 Wood Cast Insert
INSTALLATION
Regency Inserts are constructed with the highest quality materials and assembled under strict quality control procedures that ensure years of trouble free and reliable performance.
It is important that you read this manual thoroughly and fully understand the installation and operating procedures. Failure to follow instructions may result in property damage, bodily injury or even death. The more you understand the way your Regency Insert operates, the more enjoyment you will experience from knowing that your unit is operating at peak performance.
BEFORE INSTALLING
YOUR INSERT
Note: The CI1200 does not include a blower and
one cannot be added to this appliance. If a blower is required, you must purchase the CI1250 which comes with a standard blower. The CI1250 has an increased height to accommodate the blower.
1) Read all instructions before installing and us­ing your fi replace insert. Install and use only in accordance with manufacturer’s installation and operating instructions.
2) Check your local building codes - Building Inspection Department. You may require a permit before installing your insert. Be aware that local codes and regulations may override some items in the manual.
WARNING: Careless installation is the ma-
jor cause of safety hazard. Check all local building and safety codes before installation of unit.
3) Notify your home insurance company that you
plan to install a fi replace insert.
4) Your fi replace insert is heavy and requires two or more people to move it safely. The insert and surrounding structure can be badly damaged by mishandling.
5) If your existing fi replace damper control will become inaccessible once you have installed your Regency Insert, you should either remove or secure it in the open position.
6) Inspect your fi replace and chimney prior to installing your insert to determine that it is free from cracks, loose mortar or other signs of damage. If repairs are required, they should be completed before installing your insert. Do not remove bricks or mortar from your masonry replace.
CHIMNEY
SPECIFICATIONS
Before installing, check and clean your chimney system thoroughly. If in doubt about its condition, seek professional advice. Your Regency Insert is designed for installation into a masonry fi replace that is constructed in accordance with the require­ments of "The Standard for Chimneys, Fireplaces, Vents, and Solid Fuel Burning Appliance", N.F .P.A. 211, the National Building Code of Canada, or the applicable local code requirements.
The appliance, when installed, must be electrically grounded in accordance with local codes or, in the absence of local codes, with the National Electrical Code, ANSI/NFPA 70, or the Canadian Electrical code, CSA C22.1.
Regency Inserts are designed to use either a 5.5" or 6" (152mm) fl ue.
This insert must be connected to a code-approved masonry chimney or listed factory-built fi replace chimney with a direct fl ue connector into the fi rst chimney liner section.
Requirements for Installing
Solid-fuel Inserts in Factory-built
Fireplaces.
1) The insert must be tested and meet the require-
ments of UL 1482 (U.S.) and or ULC S628 (Canada) when tested in a masonry fi replace built per ULC S628.
2) The factory-built fi replace must be listed per UL 127 or ULC S610.
3) Clearances obtained from the masonry fi replace tests are also relevant for installation in factory­built fi replaces.
4) Installation must include a full height listed chimney liner type HT requirements (2100 degree F.) per UL 1777 (U.S.) or ULC S635 (Canada). The liner must be securely attached to the insert fl ue collar and the chimney top.
5) Means must be provided to prevent room air passage to the chimney cavity of the fi replace. This may be accomplished by sealing the damper area around the chimney liner, or sealing the fi replace front.
6) Alteration of the fi replace in any manner is not permitted with the following exceptions;
a. external trim pieces which do not affect the
operation of the fi replace may be removed providing they can be stored on or within the fi replace for re-assembly if the insert is removed.
b. the chimney damper may be removed to
install the chimney liner.
7) Circulating air chambers (i.e. in a steel fi re- place liner or metal heat circulator) shall not be blocked.
8) Means must be provided for removal of the insert to clean the chimney fl ue.
9) Inserts that project in front of the fi replace must be supplied with appropriate supporting means.
10) Installer must mechanically attach the supplied label to the inside of the fi rebox of the fi replace into which the insert is installed.
"WARNING: This fireplace has been converted for use with a wood insert only and cannot be used for burning wood or solid fuels unless all original parts have been replaced, and the fi replace re-approved by the authority having jurisdiction."
FIREPLACE
SPECIFICATIONS
Your fi replace opening requires the following minimum sizes:
CI1200
Height: 19-5/8" (499mm) Width: 25" (635mm) Depth:
(w/ standard fl ue adaptor) 15-1/16" (383mm) (w/ offset fl ue adaptor) 17-11/16" (449mm)
CI1250
Height: 23" (584mm) Width: 25" (635mm) Depth:
(w/ standard fl ue adaptor) 15-1/16" (383mm) (w/ offset fl ue adaptor) 17-11/16" (449mm)
7) Do not connect the insert to a chimney fl ue servicing another appliance or an air distribution duct.
Emissions from burning wood or gas could contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.
Regency CI1200 / CI1250 Wood Cast Insert
9
INSTALLATION
A
B
C
D
G
F
E
MASONRY AND FACTORY BUILT FIREPLACE CLEARANCES
The minimum required clearances to combustible materials when installed into a masonry or factory built fi replace are listed below.
Adjacent Side Wall
(to Side)
**A
CI 1200 CI1250
** Measured from side/top of door.
Side and Top facing is a maximum of 1.5" thick. Floor protection must be non-combustible, insulative material with an R value of 1.1 or greater.
* If the hearth extension is ush with the oor (F) it must extend 19.5" in front of the body face (E).
Note: Hearth Extension Width (G) is measured from edge of fuel door to side of hearth.
** A non-combustible mantel may be installed at a lower height if the framing is made of metal studs covered with a non-combustible board.
*** Mantel Depth, Maximum of 10" (254mm).
15" (381mm) 20" (508mm) 14" (356mm) 7-3/8" (187mm) US 16" (406mm) 1-1/2" (38mm) US 6" (152mm)
Mantel**
(to Top)
B
Top
Facing
(to Top)
**C
Side
Facing
(to Side)
**D
Minimum
Hearth
Extension
E
CAN 18" (457mm) CAN 8" (203mm)
Minimum
Hearth
Thickness*
F
Minimum
Hearth Side
Extension
G
Floor Protection
Please check to ensure that your fl oor protection and hearth will meet the standards for clearance to combustibles. Y our hearth extension must be made from a non-combustible material.
Thermal fl oor protection is not required if the unit is raised 3.5" minimum (measured from the bottom of the stove). However, standard ember fl oor protec- tion is required. It will need to be non-combustible material that covers 16" (406mm) in the US and 18" (450mm) in Canada to the front of the unit and 8" (200mm)in Canada, 6" (152mm)in the US to the sides.
If the unit is not raised, thermal fl oor protection required is R value of 1.1 or greater.
HOW TO DETERMINE IF ALTERNATE
FLOOR PROTECTION MATERIALS ARE ACCEPTABLE
The specifi ed fl oor protector should be 3/8" (18mm) thick material with a K - factor of 0.84.
The proposed alternative is 4" (100mm) brick with a C-factor of 1.25 over 1/8" (3mm) mineral board with a K-factor of 0.29.
Step (a):
Use formula above to convert specifi cation to
R-value.
R = 1/k x T = 1/0.84 x .75 = 0.893.
Clearance diagram for installations
Step (b):
Calculate R of proposed system. 4" brick of C = 1.25, therefore Rbrick = 1/C = 1/1.25 = 0.80 1/8" mineral board of k = 0.29, therefore
Rmin.bd. = 1/0.29 x 0.125 = 0.431
Total R = Rbrick + Rmineral board =
0.8 + 0.431 = 1.231.
Step (c):
Compare proposed system R of 1.231 to speci-
ed R of 0.893. Since proposed system R is greater than required, the system is acceptable.
DEFINITIONS
Thermal Conductance:
C = Btu = W (hr)(ft
Thermal Conductivity:
k = (Btu)(inch) = W = Btu (hr)(ft3)(oF) (m)(K) (hr)(ft)(oF)
Thermal Resistance:
2 )(o
F) (m2))(K)
R = (ft2)(hr)(oF) = (m2)(K)
10
Btu W
Regency CI1200 / CI1250 Wood Cast Insert
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