Framing & Clearances | Hearth and Home Technologies HST-42D specs

6 Framing & Clearances

A. Select Fireplace Location

52 in.

(1321 mm)

36 in. (914 mm)

16 in. (406 mm)							(hearth
16 in. (406 mm)							extension)

12 in. (305 mm) min. to perpendicular

wall. 48 in. (1219 mm)

Figure 6.1 Fireplace Locations

18	Heat & Glo • HST-42D • 27177 • Rev AB • 11/08

Image 18

Hearth and Home Technologies HST-42D owner manual Framing & Clearances, Select Fireplace Location

Contents

Wood Burning Fireplace Hot screen/mesh and glass doors will cause burnsFire Risk Listing Label Information/Location GrateNumber Table of Contents Installer GuideUser Guide Warranty Hearth & Home Technologies Limited Warranty CONDITIONS, Exclusions & Limitation of Liability Heat & Glo HST-42D 27177 Rev AB 11/08 Non-Combustible Materials Listing and Code ApprovalsAppliance Certiﬁcation Combustible Materials Operating Instructions Your FireplaceHot glass will cause burns Grate Seasoned WoodStarting a Fire Firescreen Vented Gas Log Sets & Gas Log Lighters Glass DoorsOutside Air optional Optional Components Wood Fuel Disposal of Ashes Maintainance and ServiceChimney Inspection/Cleaning Creosote Formation and Need for Removal Inspect Grate Glass CleaningCheck Firebox Refractory Frequency As desired Troubleshooting Guide Start Fire Problems Possible Cause Solution Getting Started Typical Fireplace System Design and Installation Considerations DraftNegative Pressure Locating Fireplace & Chimney Frequently open doors Central heat outlets or returns Tools and Supplies Needed Fireplace System RequirementsInspect Fireplace and Components Framing & Clearances Select Fireplace Location Clearances Clearances to Combustible Materials Sidewalls/Surrounds Frame the Fireplace Position the Fireplace Installation of FireplaceThings to Consider Place Protective Metal Hearth Strips Ft min. from top of uppermost chimney section to air inlet Install Outside Air Kit AK14/AK18 Installation Chimney Assembly Chimney Requirements Meters Using Offsets/Returns Example Install Chimney Air Kit Assemble Chimney Sections Install Ceiling Firestops Installing the Ceiling Firestop Install Attic Insulation Shield Prepare Attic Insulation Shield Following steps should be skipped if using a chase Complete InstallationInstall Flashing Cut out Hole in Roof Chimney Termination Requirements Flat Roofs Chase Installations Construct the Chase Install Fireplace & Chimney Install Chase Top Install Termination Cap ST375 Square Termination Cap TS345/TS345P Square Termination Cap Field Constructed Shrouds ShroudsRadiation Shield Open Top Shroud TR342 caps require radiation shield Mailbox Style Shroud radiation shield required Roofed Style Shroud radiation shield required Finishing Hearth Extension= 1/k x inches of thickness Finishing Material Noncombustible Facing Combustible Mantel Clearances to Mantels or other Combustibles above Fireplace Squares Wood Burning Inserts AccessoriesGas Log/Lighter Provision Gas Code, Ansi Z223.1 Fireplace Dimensions Reference Materials Chimney Components Catalog # 14-1/2 10-7/8 276 mm Service Parts HST-42D Do not Discard this Manual