Highly efficient. Self-contained. Gas Fireplace inserts are an easy solution for replacing an old, existing Wood-Burning Fireplace opening. These inserts require little in the way of maintenance and are far more efficient than the fireplaces they are replacing, Gas Fireplace Inserts vent exclusively out of the chimney which will eradicate drafts, increasing your home’s efficiency. Their smaller stature is because they are a singular, self-contained unit. This makes installation easier, less expensive. Nearly endless choices when it comes to design and décor provide both traditional looks with logs and more contemporary looks with glass and other media. Surrounds can accentuate the design you are going for, creating the perfect focal point for any space.
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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
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Description
Napoleon 29" Oakville X3 Direct Vent Gas Fireplace InsertGas Inserts Highly efficient. Self contained. Gas Fireplace inserts are an easy solution for replacing an old, existing Wood Burning Fireplace opening. These inserts require little in the way of maintenance and are far more efficient than the fireplaces they are replacing, Gas Fireplace Inserts vent exclusively out of the chimney which will eradicate drafts, increasing your homes efficiency. Their smaller stature is because they are a singular, self
Gas Inserts
The Oakville™ Series Gas Inserts feature a robust "H" style burner which provides a brilliant display of flames throughout the firebox. Designed with ease of installation in mind, these inserts go in quickly and smoothly. A multitude of designer accessories offer thousands of different styled combinations. A clean face design and large viewing area make the Oakville™ Series the aesthetic choice while the performance and reliability make them the only choice when it comes to an insert!
Oakville™ X3
The Oakville™ is a deluxe Gas Fireplace Insert offering the same quality features as the Oakville™ and includes a thermostatic remote, the exclusive NIGHT LIGHT™ detail that radiates a warm glow throughout the room, even when the fireplace is off. This unit has an exclusive dual burner split-flow system that results in a firebox filled with a stunning triple flame pattern and allows the option of independently operating the front and rear burners. The Oakville™ provides additional BTU's for added heat. Directional baffles increase airflow to help drive the heat throughout your home for maximum efficiency. The perfect solution for replacing and updating an inefficient old masonry setting. This insert also comes equipped with eFIRE Bluetooth technology for your added convenience.
Set the Scene
From traditional to contemporary, these back panels set the scene for your fireplace delight.
Art Needs a Frame
Four sided faceplates are available in four different styles and four colours - black, copper, gunmetal, and charcoal.
Art Needs a Frame
Three sided faceplates are available in two sizes and four colours - black, copper, gunmetal, and charcoal.
Cozy Comfort
Backerplates create a more traditional hearth-like appearance. Available in small/medium/large three-sided, or large four-sided.
Art Needs a Frame
Supremely traditional cast iron surround adds a more masonry feel to the Oakville™ inserts.
No Power, No Problem
In the event of a loss of power, your fireplace will still light and keep you warm.
*Please Note:
- This unit is in Natural Gas (LP kit sold separately).
- Interior panels are required to complete this unit sold separately.
- Please check the accessories section to view more options.
Features
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Up to 30,000 BTU's
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High Performance “H” Style Burner Provides Complete Firebox Width Flame Display
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Clean Face Design And Flush Finish Accessories
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21" H X 29" W X 17 1/8" D
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Full view design with a massive 340 sq. in. viewing area
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SIT Proflame II electronic ignition
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Exclusive NIGHT LIGHT™ included
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Premium clean face safety barrier maximizes viewing area
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Directional baffles increase air flow for maximum blower efficiency
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Clean contemporary faceplates and backerplates available
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Wide range of media kits, brick panels and porcelain panels available
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Superior heat circulating blower available
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Optional faceplates 2.5" and 5" widths, in 3-sided or 4-sided configurations
- 45’ vent kit available
CA Residents: See Prop 65 WARNING.
Specifications
| Model | GDIX3 |
| Height |
20.94in
|
| Width |
28.63in
|
| Depth |
18.31in
|
| Style |
Traditional
|
| Fuel Type |
Natural Gas |
| Vent Type | Direct Vent |
| Vent Size | 3 x 3 |
| Ignition Type | Electronic |
| Installation Type | Insert |
| Vent Inner Diameter | 3 Inches |
| Vent Outer Diameter | 3 Inches |
| Max / Min (BTU/HR) - Natural Gas | 30,000 / 18,540 |
| Max / Min (BTU/HR) - Propane | 30,000 / 18,540 |
Warranty
Napoleon President’s Lifetime Limited Warranty
Refer to the product manual for full warranty details.
Documents & Files
- Download Product Brochure
- Download Product Features
- Download Product Installer Piece
- Download Installation Instructions
- Download Product Owner's Manual
- Download Product Specification Sheet
- Download Riser Kit Installation Instructions
- Download Blower Installation Instructions
- Download Brick Panels Installation Instructions
- Download Backer Plate Installation Instructions
- Download Porcelain Panel Installation Instructions
- Download Birch Log Set Installation Instructions
- Download Driftwood Log Set Installation Instructions
- Download Cast Iron Surround Installation Instructions
- Download 3 or 4 Sided Faceplate Installation Instructions
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 20 reviews
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Product Reviews
★★★★★ 1
It doesn’t work
This don’t work at all. I do not recommend. I use all four containers, and the light is still on.
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Reviewed in the United States on May 20, 2026
★★★★★ 5
2014 Ford Edge SEL
Worked like a charm! Used as directed, it cleared the P0420 & P0430 codes that were coming up on my OBD II scanner after a complete engine swap. Definitely recommend this product.
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Reviewed in the United States on May 23, 2026
★★★★★ 4
Good parts
They fit
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Reviewed in the United States on May 5, 2026
★★★★★ 5
Todo perfecto 10/10
Todo muy bien 10/10 exelente.
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Reviewed in the United States on March 21, 2026
★★★★★ 5
N54 engine — it fit absolutely perfectly.
N54 engine — it fit absolutely perfectly.
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Reviewed in the United States on March 17, 2026