Fireplace Firebox

Find a Fireplace Firebox that fits your home perfectly. Our selection includes reliable and stylish options that add a warm touch to any room.

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Choose the one that complements your space and brings your fireplace to life. Explore quality options at Fireplace Distributor and make your selection today.

 

Why Fireplace Fireboxes Are the Core of a Reliable Hearth

A fireplace firebox is the central chamber where the flame lives—and the foundation of any high-functioning fireplace system. Whether you're building a new feature wall, replacing an old wood-burning unit, or upgrading to electric or gas, the firebox determines your fireplace’s performance, safety, and appearance. From radiant heat to flame visibility, the firebox is where it all begins.

What Makes This Fireplace Firebox Collection Unique

This collection includes a wide range of fireplace fireboxes in electric, gas, and vent-free designs—built to suit both traditional and modern applications. Whether you're seeking a realistic log-and-ember look, a sleek linear flame, or a compact insert to fit an existing cavity, we’ve curated the best fireboxes for heat efficiency, flame realism, and seamless installation. These are high-performance cores for custom fireplaces, retrofits, and new construction alike.

Fireplace Firebox Benefits Customers Actually Care About

Built to Handle Heat and Enhance Safety

Each fireplace firebox is constructed with durable, fire-rated materials to ensure long-term performance under high temperatures and active daily use.

Ready for Custom Surrounds and Features

These fireboxes integrate cleanly into stone, tile, shiplap, or drywall—and pair perfectly with custom mantels, built-ins, and media walls.

Available in Electric, Gas, and Vent-Free Options

No matter your fuel preference or space limitations, there’s a firebox here that fits your home, design style, and heat requirements.

Shop Fireplace Fireboxes at Fireplace Distributor

Upgrade or build your fireplace from the inside out. Explore our collection of fireplace fireboxes today and find the perfect unit to anchor your space with lasting warmth and design flexibility. Top models are in stock and ready to ship—get yours now before demand heats up.

EverWarm 36 Inch Vent Free Clean Face Firebox with Refractory Liner Side View
EverWarm

EverWarm 36 Inch Vent Free Clean Face Firebox with Refractory Liner

Regular price $750.00
Sale price $750.00 Regular price
Unit price
Dimplex 36 Inch Ignite Aspire Built-In Electric Firebox Right View
Dimplex 36 Inch Ignite Aspire Built-In Electric Firebox Right View
Dimplex

Dimplex 36 Inch Ignite Aspire Built-In Electric Firebox

Regular price $5,460.00
Sale price $5,460.00 Regular price
Unit price
Dimplex 30 Inch Ignite Aspire Built-In Electric Firebox Left view
Dimplex 30 Inch Ignite Aspire Built-In Electric Firebox Left view
Dimplex

Dimplex 30 Inch Ignite Aspire Built-In Electric Firebox

Regular price $4,515.00
Sale price $4,515.00 Regular price
Unit price
Dimplex 48 Inch Ignite Aspire Built-In Electric Firebox Right View
Dimplex 48 Inch Ignite Aspire Built-In Electric Firebox Right View
Dimplex

Dimplex 48 Inch Ignite Aspire Built-In Electric Firebox

Regular price $7,770.00
Sale price $7,770.00 Regular price
Unit price
Dimplex 42 Inch Ignite Aspire Electric Firebox Left View
Dimplex 42 Inch Ignite Aspire Electric Firebox Left View
Dimplex

Dimplex 42 Inch Ignite Aspire Built-In Electric Firebox

Regular price $6,300.00
Sale price $6,300.00 Regular price
Unit price
Dimplex 45 Inch BF Deluxe Built-in Electric Firebox Side View
Dimplex 45 Inch BF Deluxe Built-in Electric Firebox Side View
Dimplex

Dimplex 45 Inch BF Deluxe Built-in Electric Firebox

Regular price $1,691.00
Sale price $1,691.00 Regular price
Unit price
Dimplex 39 Inch BF Deluxe Built-in Electric Firebox Side vIEW
Dimplex 39 Inch BF Deluxe Built-in Electric Firebox Side vIEW
Dimplex

Dimplex 39 Inch BF Deluxe Built-in Electric Firebox

Regular price $1,329.99
Sale price $1,329.99 Regular price
Unit price
Dimplex 39 Inch BF Standard Built-In Electric Firebox Side View
Dimplex 39 Inch BF Standard Built-In Electric Firebox Side View
Dimplex

Dimplex 39 Inch BF Standard Built-In Electric Firebox

Regular price $1,302.00
Sale price $1,302.00 Regular price
Unit price
Dimplex 33 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox Right View
Dimplex 33 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox Right View
Dimplex

Dimplex 33 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox

Regular price $1,239.99
Sale price $1,239.99 Regular price
Unit price
Dimplex Revillusion 24 Inch Built-in Electric Firebox Front View
Dimplex Revillusion 24 Inch Built-in Electric Firebox Front View
Dimplex

Dimplex Revillusion 24 Inch Built-in Electric Firebox

Regular price $1,430.00
Sale price $1,430.00 Regular price
Unit price
Dimplex 40 Inch Opti-Myst Pro Box 1000 Built-In Electric Firebox Side View
Dimplex 40 Inch Opti-Myst Pro Box 1000 Built-In Electric Firebox Side View
Dimplex

Dimplex 40 Inch Opti-Myst Pro Box 1000 Built-In Electric Firebox

Regular price $5,399.99
Sale price $5,399.99 Regular price
Unit price
Dimplex 25 Inch Multi-Fire XD Electric Fireplace Firebox with Logs Attached
Dimplex

Dimplex 25 Inch Multi-Fire XD Electric Fireplace Firebox

Regular price $833.94
Sale price $833.94 Regular price
Unit price
Dimplex 25 Inch Multi-Fire XD Electric Firebox Fireplace Green
Dimplex 25 Inch Multi-Fire XD Electric Firebox Fireplace Green
Dimplex

Dimplex 25 Inch Multi-Fire XD Electric Firebox Fireplace

Regular price $833.94
Sale price $833.94 Regular price
Unit price
Dimplex 28 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox with Acrylic Ice
Dimplex 28 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox with Acrylic Ice
Dimplex

Dimplex 28 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox

Regular price $1,103.00
Sale price $1,103.00 Regular price
Unit price
Dimplex 26 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox with Logs
Dimplex 26 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox with Logs
Dimplex

Dimplex 26 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox

Regular price $945.00
Sale price $945.00 Regular price
Unit price
Dimplex 23 Inch Nova Plug-In Electric Fireplace Firebox with Log Set Front View
Dimplex 23 Inch Nova Plug-In Electric Fireplace Firebox with Log Set Front View
Dimplex

Dimplex 23 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox with Logs

Regular price $746.00
Sale price $746.00 Regular price
Unit price
Dimplex 23 Inch Nova Plug-In Electric Fireplace Firebox with Acrylic Crystals Ember Bed
Dimplex 23 Inch Nova Plug-In Electric Fireplace Firebox with Acrylic Crystals Ember Bed
Dimplex

Dimplex 23 Inch Multi-Fire XHD Plug-In Electric Fireplace Firebox with Acrylic Crystals Ember Bed

Regular price $746.00
Sale price $746.00 Regular price
Unit price
Dimplex Revillusion 42 Inch Built-in Electric Firebox Front View
Dimplex Revillusion 42 Inch Built-in Electric Firebox Front View
Dimplex

Dimplex Revillusion 42 Inch Built-in Electric Firebox

Regular price $2,890.00
Sale price $2,890.00 Regular price
Unit price
Dimplex Revillusion 36 Inch Built-in Electric Firebox Front View
Dimplex Revillusion 36 Inch Built-in Electric Firebox Front View
Dimplex

Dimplex Revillusion 36 Inch Built-in Electric Firebox

Regular price $2,520.00
Sale price $2,520.00 Regular price
Unit price
Dimplex Revillusion 36 Inch Portrait Built-in Electric Firebox Front View
Dimplex Revillusion 36 Inch Portrait Built-in Electric Firebox Front View
Dimplex

Dimplex Revillusion 36 Inch Portrait Built-in Electric Firebox

Regular price $2,560.00
Sale price $2,560.00 Regular price
Unit price
Dimplex Revillusion 30 Inch Built-in Electric Firebox Front View
Dimplex Revillusion 30 Inch Built-in Electric Firebox Front View
Dimplex

Dimplex Revillusion 30 Inch Built-in Electric Firebox

Regular price $2,060.00
Sale price $2,060.00 Regular price
Unit price
Monessen Lo-Rider 42 Inch LCUF Clean Face Vent Free Gas Firebox with Multitonal Gray Panels Attached
Monessen

Monessen Lo-Rider 42 Inch LCUF Clean Face Vent Free Gas Firebox with Multitonal Gray Panels

Regular price $1,329.00
Sale price $1,329.00 Regular price
Unit price
Monessen Lo-Rider 42 Inch LCUF Clean Face Vent Free Gas Firebox with Panels Attached
Monessen

Monessen Lo-Rider 42 Inch LCUF Clean Face Vent Free Gas Firebox with Panels

Regular price $1,159.00
Sale price $1,159.00 Regular price
Unit price
Monessen

Monessen Lo-Rider 36 Inch LCUF Clean Face Vent Free Gas Firebox with Multitonal Gray Panels

Regular price $1,239.00
Sale price $1,239.00 Regular price
Unit price

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