Hearth and Home Technologies RHW-47, RHW-41 Chimney Requirements, Sidewalls/Surrounds

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RHW-41/RHW-47 INSTALLATION INSTRUCTIONS

3. Sidewalls/Surrounds

Adjacent combustible side walls must be located a minimum of 12 in. from the fireplace opening. See Figure 6. If you are using a decorative surround constructed of combustible material, it must be located within the shaded area defined in Figure 6. Short stub walls are also acceptable if they are contained within the shaded area.

Figure 6 - Sidewalls and Surrounds

E. CHIMNEY REQUIREMENTS

When planning your fireplace location, the chimney construction and necessary clearances must be considered. The fireplace system and chimney components have been tested to provide flexibility in construction. The following figures are the minimum distances from the base of the fireplace.

1.

Minimum overall straight height

13 ft

2.

Minimum height with offset/return

14.5 ft

3.

Maximum height

90 ft

4.

Maximum chimney length between an offset and return

12 ft

5.

Maximum distance between chimney stabilizers

35 ft

6.

Double offset/return minimum height

20 ft

7.

Maximum unsupported chimney length between the offset and return

6 ft

8.

Maximum straight unsupported chimney height above the fireplace

35 ft

12

26022 Rev i

08/04

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Contents Installation & Operating Instructions Table of Contents Design and Installation Considerations Listings and Code Approvals Description of the Fireplace SystemSystem Components Fireplace ComponentsOutside AIR KIT Chimney Components CAK4AAS8 CAK4A PRE-INSTALLATION Preparation Fireplace Locations and Space RequirementsFraming the Fireplace Framing the FireplaceChimney Requirements Sidewalls/SurroundsUsing Offsets and Returns Offset ChartChimney Height Requirements above roof line Number of Sections RequiredInstallation of Fireplace Position the FireplacePlace the Protective Metal Hearth Strips Level the FireplaceInstall Firestop Spacers Assemble Chimney SectionsDouble-check the Chimney Assembly Attic Insulation ShieldSecure the Chimney System Install the Roof Flashing Install the Outside Air KitInstall the Chimney Air Kit required in Canada Mark the Exit Point of the RoofComplete the Enclosure Gas Log/Lighter ProvisionsHearth Extension Field Constructed Hearth ExtensionPosition the Hearth Extension Finishing MaterialMantel Glass DoorsConstructing a Chase MaterialsChase Top Termination CapInstalling an ST375 Square Termination Cap Operating Instructions General Information Outside AirFlue Damper Grate FirescreenWood Fuel Draft Problems Starting a FireRHW-41/RHW-47 Installation Instructions Maintenance Instructions Chimney CleaningDisposal of Ashes Creosote and SootHOMEOWNER’S Notes Index Warranty For HEAT-N-GLO Fireplaces