Hearth and Home Technologies RUTHERFORD-42 owner manual Combustible Mantel

Page 45

E. Combustible Mantel

•See Figure 12.11.

•A combustible mantel may be positioned no lower than 22 in. (508 mm) above the top of the ﬁreplace opening.

•A combustible mantel may have a maximum depth of 12 in. (305 mm).

•Combustible trim and materials cannot be placed within 6 in. (152 mm) of the ﬁreplace opening (top or sides).

•Combustible materials projecting more than 1-1/2 in. (38 mm) shall not be placed within 12 in. (305 mm) from the top of the ﬁreplace opening.

•Combustible trim must not cover the metal surfaces of the ﬁreplace.

•Mantel clearance is in accordance with Section 7-3.3.3of ANSI/NFPA211.

Î

7 ft (2134 mm)

minimum

floor to ceiling

Combustible Wall Combustible Decorative Facing

2 x 4 stud header Standoffs

12 in./305 mm MAXIMUM

Notches

22 in./559 mm MINIMUM

Noncombustible

Decorative Facing

Measured from top of fireplace opening

Seal joint with non-combustible sealant

Figure 12.11 Clearances to Mantels or other Combustibles above Fireplace

Heat & Glo • RUTHERFORD-42 • 4059-309 Rev G • 11/08

45

Image 45

Contents

Fire Risk Hot screen/mesh and glass doors will cause burnsListing Label Information/Location GrateNumber Table of Contents CONDITIONS, Exclusions & Limitation of Liability ÎWarranty Hearth & Home Technologies Limited WarrantyHeat & Glo RUTHERFORD-42 4059-309 Rev G 11/08 Appliance Certiﬁcation Listing and Code ApprovalsNon-Combustible Materials Combustible MaterialsYour Fireplace Operating InstructionsStarting a Fire Seasoned WoodGrate FirescreenVented Gas Log Sets & Gas Log Lighters Glass DoorsOptional Components Clear SpaceHardwood vs Softwood Wood FuelMaintainance and Service Chimney Inspection/CleaningDisposal of Ashes Check Firebox Molded Brick Panel Glass CleaningInspect Grate Frequency As desiredStart Fire Problems Possible Cause Solution Troubleshooting GuideTypical Fireplace System Getting StartedDesign and Installation Considerations DraftNegative Pressure Recommended Chimney Locations Locating your Fireplace & ChimneyTools and Supplies Needed Inspect Fireplace and ComponentsTypical Fireplace Components Select Fireplace Location Framing & ClearancesAir Space Clearances ClearancesFrame the Fireplace Sidewalls/SurroundsThings to Consider Installation of FireplacePosition the Fireplace Place Protective Metal Hearth StripsYES Outside Air Installation Install Outside Air KitChimney Assembly Height of Chimney Components Chimney RequirementsExample Using Offsets/ReturnsAssembling Chimney Sections Assemble Chimney SectionsInstalling the Ceiling Firestop Install Ceiling FirestopsPrepare Attic Insulation Shield Install Attic Insulation ShieldComplete Installation Install FlashingCut Out Hole in Roof Flat Roofs Chimney Termination RequirementsConstruct the Chase Chase InstallationsInstall Chase Top Install Fireplace & ChimneyST1175 Square Termination Cap Install Termination CapTCT1175 Terra Cotta Cap Shrouds Radiation ShieldField Constructed Shrouds Mailbox Style Shroud radiation shield required Install Hearth Molded Brick Panel Installation of Molded Brick PanelInstall Side Molded Brick Panel-Traditional Install Back Molded Brick Panel-TraditionalInstalling Back Molded Brick Panel-Her- ringbone Installing Side Molded Brick Panel-Herring- boneInstall Screens Install Mortar Finishing Hearth Extension = 1/k x inches of thickness Framing Material NoncombustibleEquivalent insulation Finishing MaterialsNon-combustible Sealant Noncombustible Facing Finishing MaterialCombustible Mantel 14 Secure to Framing Mantel, Adding Extra SupportBrick Front Gas Log/Lighter Provision AccessoriesWood Burning Inserts Gas Code, Ansi Z223.1Reference Materials Fireplace DimensionsID6 Insulated Duct .4 mm i.d 1067 mm UD6 Uninsulated Duct Catalog # Chimney Components15-1/4 387 mm 31-3/4 806 mm 34-5/8 879 mm CT56 Chase Top Parts ServiceDo not Discard this Manual