Evolve
Three Sided 77H
Our built-in modern three-sided fireplace designs are architecturally stunning. These unique fireplaces that provide a clear view from multiple vantage points. Like all Ortal pieces, these modern three-sided fireplaces feature advanced safety technology that keeps the unit and wall cool without sacrificing the cozy warmth of the fire.
Downloads 7
- Manual: Installation ManualPDF(download PDF)
- Drawing (PDF): Screen Product Drawing (PDF)PDF(download PDF)
- Drawing (PDF): Double Glass Product Drawing (PDF)PDF(download PDF)
- CAD file: Screen Product Drawing (CAD)DWG(download DWG)
- CAD file: Double Glass Drawing (CAD)DWG(download DWG)
- Framing & clearances: Framing and ClearancesPDF(download PDF)
- BIM / Revit: BIM File (Revit)RFA(download RFA)

Benefits
Passive Cool Wall Technology
Hang Your TV or Artwork Right Above The Fireplace
Creative Interiors
Large selection of logs, pebbles and glass
Heat Barrier Solutions
Double Glass or Screen for a safe yet clean look
Power Vent System
Freedom to design without limitations
Lighting
Internal lighting for dramatic effect
Direct Vent
A co-axial flue and sealed glass front
Efficiency
Unique burner design to ensure clean usage of gas
Smarthome
Control your fireplace from a mobile device

Heat Control System
Transfer the heat to another room or outdoors
Specifications
Full catalog (PDF)- Viewing Area
- Front: 81 5/16" W x 21 5/8" H Sides: 14 13/16" W x 21 5/8" H
- Gas Type
- LPG, NG
- Heat Output BTUhr LPG
- 51,011
- Efficiency LPG
- 79.30%
- Heat Output BTUhr NG
- 51,277
- Efficiency NG
- 73.40%
- Vent
- 5x8 Co-Axial Direct Vent Pipe (5-inch interior, 8-inch exterior)
More resources
Venting guides, remote instructions, compliance certificates and every series manual live in Design Resources.
Design support
Specify Three Sided 77H with confidence.
Our design consultants review drawings, confirm clearances and venting, and help you choose the right interior media and finish.
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