Fortress See-Through Gas Fireplace

Fortress Fireplace
Heat & Glo Fortress See-Through gas fireplace with live flames, natural logs, Herringbone brick interior and outside view.

Fortress See-Through

Starting at  $9,838

Product only. Pricing exclusions apply. Contact a dealer for more information.

Seamlessly integrate your indoor and outdoor space with the Fortress see-through gas fireplace. The traditional style, expansive viewing area and authentic look fit perfectly in a variety of spaces. Non-reflective glass, accent lights and multiple interior brick options make this unique fireplace the ultimate in traditional luxury design. Enjoy the view both inside and out with the Fortress.


Battery backup

Ensures you always have a reliable source of warmth even with a winter power outage.

Direct Vent Technology

Removes any fumes or combustion exhaust efficiently and effectively from your home.

IntelliFire Touch®

Offers you a touchscreen remote control or wireless wall switch to fit your life.


Interior panel

Make your fireplace your own by personalizing the interior of your firebox from the many choices available. Options may vary by model. See your dealer for details.

Brick Herringbone Fortress
Herringbone Brick
Traditional Brick
Remotes/Wall Switches

Experience easy, convenient control to fit your lifestyle. See your dealer for details.

RC400 remote
Remote Touchscreen
Fire is just a flip of the switch away with this simple, single mode function wireless wall switch featuring battery strength indicator, automatic battery backup, on/off.
Wall Switch
iPhone with HNG IFT app and Google voice Control device
Wi-Fi Module for IntelliFire App

Specs & Downloads*

Model Fortress 36 Outdoor Fireplace
Framing Width 49-1/2"
Framing Depth 23"
Framing Height 44-7/8"
BTU/hr Input 56,000 NG
Viewing Area 36 x 30"

Installation Manuals

Owner's Manual

Service Parts

Architect Guides

CAD Drawings

Revit BIM

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Heat output will vary depending on the type of fuel used. The flame and ember appearance may vary based on the type of fuel burned and the venting configuration used. Actual product appearance, including flame may differ from image shown. Refer to the owner's manual for complete clearance requirements and specifications. Product specifications and pricing subject to change without notice. For testing and listing information please refer to the owner's/installation manual.


For select products: Heating capacity to be used as a guide only. See your local dealer for help in determining the product that best suits your heating needs based on climate and home efficiency.


Appliance Depth includes entire unit including depth of firebox and extension onto hearth.