Hearth and Home Technologies BIR50-B owner manual Shrouds, Shroud Requirements

Page 33

10 Shrouds

A. Shroud Requirements

Warning! Risk of Fire! Shrouds must be constructed as specified. Improper construction may overheat chase top.

Chase top shrouds may be field constructed where permitted by regional building codes.

Notice: Some regional codes require an agency-Listed shroud. Consult your local building officials.

Hearth & Home Technologies Inc. supplies UL listed shrouds. See your dealer for details.

Shrouds can either be field-fabricated or factory-fabricated, but they must meet the requirements as specified in these instructions. Shrouds must be constructed of a minimum 24 ga (.024 in.) stainless steel, aluminized steel, galva- nized steel, or copper. Other materials may also be used, such as brick, mortar, stucco, stone, etc. provided they are completely non-combustible. Check with your local building code authroities for any additional shroud requirements. Shrouds must be able to be removed to allow chimney ac- cess to properly clean the chimney. DuraChimney II instal- lations which include the use of a shroud must comply with the following requirements (Figure 10.1)

DuraChimney II must maintain at least 2 in. (51 mm) clearance from combustible materials.

The chase enclosure must be ventilated.

The chase top flashing or field-fabricated chase pan must be used. Field-fabricated chase pans are acceptable if they meet these requirements:

-Material must be 24 ga (.024 in) galvanized steel or equivalent.

-Chase pan must have opening 3 in. (76 mm) larger than outside diameter of chimney pipe with at least a 1/2 in. (13 mm) upturned flange/collar.

-Chase pan must overhang chase by 1/2 in. (13 mm) per side for proper air flow.

-Chase pan must have a 1 in. (25 mm) down turned outside edge (weather protection).

Allow a 1 in. (25 mm) air gap between storm collar and chase top flashing

1/2 in. (13 mm) air space established by spacers

Chimney Cap

Storm Collar

1/2 in. overhang

14 in. (345 mm) diameter chimney must extend at least 6 in. (152 mm) above chase top flashing.

 

Chase Top

 

Flashing

 

20 in. diameter

 

opening

 

Roof radiation

 

shields

 

DuraChimney II

 

Pipe

 

1/2 in.

 

(13 mm)

Maintain 2 in. (51 mm)

 

clearance between

Spacers for chase

DuraChimney II and

top flashing

chase enclosure

 

Figure 10.1 Shroud Requirements

Heatilator • Birmingham BIR50-B4059-682C• 8/12

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Contents Fire Risk Hot screen/mesh and glass doors will cause burnsGrate Listing Label Information/LocationNumber Heatilator Birmingham BIR50-B 4059-682C 8/12Table of Contents Installer GuideUser Guide Limited Lifetime Warranty WarrantyWarranty Conditions 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 Windward Locating your Fireplace & ChimneyTypical Fireplace Components Tools and Supplies Needed Inspect Fireplace and ComponentsFraming & Clearances Select Fireplace LocationModel # Air Space Clearances ClearancesFrame the Fireplace Sidewalls/SurroundsThings to Consider Installation of FireplacePosition the Fireplace Place Protective Metal Hearth StripsYES Install Outside Air KitChimney Requirements Chimney AssemblyEffective Install Firestop Installation NotesFrame Openings Cut Roof OpeningAssemble Chimney Sections Using Offsets/ReturnsSupplementary Support & Stabilizer Offset Elbow InstallationInstall Attic Insulation Shield Install Roof Radiation ShieldsAttach Flashing Field-Constructed Chase Top Flashing Finish Top Flat Roofs Chimney Termination RequirementsConstruct the Chase Chase InstallationsShroud Requirements ShroudsHouse Style Shroud House Style Shroud Minimum DimensionsPyramid Style Shroud Arch / Mailbox Style ShroudInstall Hearth Molded Brick Panel Installation of Molded Brick PanelInstall Back Molded Brick Panel-Traditional Install Side Molded Brick Panel-TraditionalInstall Side Molded Brick Panel-Herring- bone Install Back Molded Brick Panel-Herring- boneInstall Mortar Optional Install ScreensFinishing Hearth Extension= 1/k x inches of thickness Raised Hearth Extension Framing Decorative Facing Finishing MaterialStandoffs Combustible MantelFlush Front Gas Log/Lighter Provision AccessoriesWood Burning Inserts Gas Code, Ansi Z223.1Reference Materials Fireplace DimensionsRequired/shipped separately Chimney ComponentsStocked Service PartsAt Depot 50 in. Woodburning FireplaceTraditional Refractory Traditional RefractoryHerringbone Refractory This page intentionally left blank Contact Information

BIR50-B specifications

The Hearth and Home Technologies BIR50-B is a sophisticated and innovative fireplace insert that has made significant strides in enhancing home heating and ambiance. As a leading product in the market, this model combines advanced technology with aesthetic elegance, making it a perfect choice for homeowners looking to upgrade their living spaces.

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In summary, the Hearth and Home Technologies BIR50-B fireplace insert is an exceptional choice for those seeking an efficient, stylish, and durable heating solution. With its impressive thermal efficiency, modern design, user-friendly controls, and ease of installation, it stands out as a premier option for enhancing any living space. Whether for supplemental heating or as a primary heat source, the BIR50-B delivers both performance and aesthetic appeal, making it a valuable addition to any home.