Heat & Glo LifeStyle HST-42D owner manual Combustible Mantel

Page 40

E. Combustible Mantel

Refer to shaded areas of Figure 11.4 for locations and dimensions of a combustible mantel.

A combustible mantel may be positioned no lower than 12 in. (305 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. (152mm) 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.

Combustible Wall

Combustible

 

7 ft (2134 mm)

 

minimum

 

Decorative Facing

base of fireplace

 

 

 

to ceiling

2 x 4 stud wall

 

 

 

Standoffs

12 in./305 mm

 

 

 

 

Mantel

 

 

 

6 in./152 mm

 

 

 

minimum

12 in./305 mm

 

1 1/ 2 in./38 mm

 

minimum

 

Non-combustiblemaximum

 

 

 

Decorative Facing

 

 

 

such as: Steel, iron,

6 in./152 mm

 

 

brick, tile, concrete,

minimum

 

 

slate, glass, plasters

 

 

 

Seal joint with

Measured from top of fireplace opening

non-combustible

 

 

 

sealant

 

 

 

Figure 11.4 Clearances to Mantels or other Combustibles above Fireplace

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Heat & Glo • HST-42D • 27177 • Rev AG • 7/12

Image 40
Contents Hot screen/mesh and glass doors will cause burns Wood Burning FireplaceFire Risk Grate Listing Label Information/LocationNumber Installer Guide Table of ContentsUser Guide Warranty Hearth & Home Technologies Inc Limited Lifetime WarrantyWarranty Conditions This warranty is void ifListing and Code Approvals Appliance CertificationNon-Combustible Materials Combustible MaterialsYour Fireplace Operating InstructionsHot glass will cause burns Seasoned Wood Starting a FireGrate FirescreenGlass Doors Outside Air optionalVented Gas Log Sets & Gas Log Lighters Optional ComponentsWood Fuel Maintenance and Service Chimney Inspection/CleaningDisposal of Ashes Creosote Formation and Need for RemovalGlass Cleaning Check Firebox RefractoryInspect Grate Frequency As desiredTroubleshooting Guide Start Fire Problems Possible Cause SolutionGetting Started Typical Fireplace SystemDraft Design and Installation ConsiderationsNegative Pressure Locating Fireplace & Chimney Frequently open doors Central heat outlets or returnsFireplace System Requirements Tools and Supplies NeededInspect Fireplace and Components Framing & Clearances Select Fireplace LocationClearances Clearances to Combustible MaterialsSidewalls/Surrounds Frame the FireplaceInstallation of Fireplace Things to ConsiderPosition the Fireplace Place Protective Metal Hearth StripsFt min. from top of uppermost chimney section to air inlet Install Outside Air Kit AK14/AK18 InstallationChimney Assembly Chimney Requirements Height of Chimney ComponentsUsing Offsets/Returns ExampleInstall Chimney Air Kit Assemble Chimney SectionsInstall Ceiling Firestops Installing the Ceiling FirestopInstall Attic Insulation Shield Prepare Attic Insulation ShieldComplete Installation Install FlashingFollowing steps should be skipped if using a chase Cut out Hole in RoofChimney Termination Requirements Flat RoofsChase Installations Construct the ChaseInstall Fireplace & Chimney Install Chase TopInstall Termination Cap ST375 Square Termination CapTS345/TS345P Square Termination Cap Shrouds Radiation ShieldField Constructed Shrouds Open Top Shroud TR342 caps require radiation shieldMailbox Style Shroud radiation shield required Roofed Style Shroud radiation shield requiredHearth Extension Finishing= 1/k x inches of thickness Finishing Material Non-combustible FacingCombustible Mantel MantelMm squares 4 in mm Accessories Gas Log/Lighter ProvisionWood Burning Inserts Gas Code, Ansi Z223.1Fireplace Dimensions Reference MaterialsChimney Components Catalog#14-1/2 10-7/8 276 mm At Depot Service PartsStocked Stocked 1415Do not Discard this Manual