Fireplace Glass – Custom-Cut High-Temperature Ceramic Glass

Glass for Fireplaces, Wood Stoves & Pellet Stoves

Order custom fireplace glass replacement from Liberty Shielding, precision cut to the dimensions you need. Our high-temperature ceramic fireplace glass is designed to withstand continuous temperatures up to 1,292°F (700°C), making it ideal for replacing cracked, broken, or damaged glass in fireplaces, wood stoves, pellet stoves, and fireplace inserts.

Unlike ordinary window glass or tempered glass, ceramic fireplace glass has extremely low thermal expansion and is specifically designed to withstand the intense heat and rapid temperature changes produced by fireplaces and stoves.

Available in custom sizes up to 44" x 78" and a standard 3/16" (5mm) thickness.

Enter your required width and height above to calculate your price and order custom fireplace glass online.

Fireplace Glass Specifications

  • Glass Type: High-temperature transparent ceramic glass
  • Thickness: 3/16" (5mm)
  • Continuous Temperature Rating: Up to 1,292°F (700°C)
  • Maximum Size: 44" x 78"
  • Custom Cut: Yes
  • Application: Fireplaces, wood stoves, pellet stoves, fireplace inserts, and high-temperature viewing panels

Why Fireplaces Require Ceramic Glass

A fireplace or wood stove creates conditions that ordinary architectural glass isn't designed to withstand.

The viewing panel may experience extremely high temperatures on one surface while the opposite surface remains considerably cooler. Starting, extinguishing, and refueling a fire can also cause rapid temperature changes.

These conditions create thermal stress, which can cause ordinary glass to crack or fail.

Ceramic fireplace glass is specifically designed for high-temperature environments. Its extremely low thermal expansion allows the material to remain stable through heating and cooling cycles that can damage conventional glass.

This makes ceramic glass the preferred material for many modern wood stoves, pellet stoves, fireplace inserts, and high-temperature viewing applications.

Fireplace Glass vs. Tempered Glass

Tempered glass and ceramic fireplace glass are not the same thing.

Tempered glass is stronger than ordinary annealed glass and is commonly used as safety glazing in doors, windows, shower enclosures, and other architectural applications. However, it has temperature limitations that make it unsuitable for many high-temperature fireplace and wood stove applications.

High-temperature ceramic glass is specifically manufactured to withstand much higher temperatures and thermal shock.

If your stove or fireplace originally used ceramic glass, it should be replaced with an appropriate high-temperature ceramic product rather than ordinary tempered or annealed glass.

Wood Stove Glass Replacement

A cracked or broken wood stove window doesn't necessarily mean you need to replace the entire stove door.

Liberty Shielding supplies custom-cut replacement glass for wood stoves in the dimensions required for your existing opening.

Our 3/16" ceramic glass provides:

  • High-temperature resistance
  • Excellent flame visibility
  • Low thermal expansion
  • Resistance to thermal shock
  • Custom sizing
  • A clean replacement for damaged stove glass

Measure the existing glass or determine the required dimensions from your stove manufacturer, then enter the required width and height above to order your replacement panel.

Pellet Stove Glass Replacement

Pellet stoves also require glazing capable of handling prolonged exposure to elevated temperatures.

Our ceramic pellet stove glass can be custom cut for replacement viewing windows in compatible pellet stove doors and assemblies.

Whether the original panel is cracked, broken, heavily scratched, or otherwise damaged, ordering a custom replacement allows you to replace the glass without replacing the complete stove door.

Fireplace Insert Replacement Glass

Fireplace inserts frequently use ceramic viewing panels because of the high temperatures generated within the enclosed firebox.

Our custom fireplace insert glass can be fabricated to your required dimensions for compatible applications, providing clear visibility of the fire while withstanding temperatures up to 1,292°F.

Common Applications

Our high-temperature ceramic glass can be used for compatible:

  • Wood stove doors
  • Fireplace doors
  • Fireplace inserts
  • Pellet stoves
  • Gas fireplaces
  • Outdoor fire features
  • High-temperature viewing windows
  • Industrial heating equipment
  • Kiln viewing panels
  • Other high-temperature viewing applications

Always verify the glass type, thickness, dimensions, and temperature requirements specified by the equipment manufacturer before ordering replacement glass.

How to Measure for Replacement Fireplace Glass

Accurate measurements are important because each panel is custom cut to your selected dimensions.

Whenever possible, measure the original glass rather than estimating the opening size.

If the original panel is unavailable or badly broken, consult the fireplace or stove manufacturer's specifications for the correct replacement dimensions.

Before Ordering

Verify:

  • Width
  • Height
  • Thickness
  • Glass type
  • Required temperature rating

Do not automatically order glass to the exact dimensions of the metal opening. Fireplace and stove glass generally requires appropriate clearance for thermal movement and installation.

Enter the finished glass dimensions required—not the dimensions of the opening—unless your equipment manufacturer specifically instructs otherwise.

Important Installation Information

Ceramic fireplace glass must be installed correctly to allow for thermal movement.

The glass should not be installed under excessive pressure or rigidly clamped into the opening. Over-tightening retainers can place stress on the ceramic and contribute to breakage as the appliance heats and cools.

Inspect and replace worn or damaged gaskets, seals, clips, and retainers as appropriate when installing new glass.

Follow the fireplace or stove manufacturer's installation requirements whenever available.

Custom Fireplace Glass Cut to Size

You don't need to search for a pre-cut panel that happens to match your fireplace.

Liberty Shielding cuts replacement fireplace glass to your required dimensions, allowing you to order a panel specifically sized for your application.

Available Dimensions

  • Maximum Width/Height Combination: Up to 44" x 78"
  • Standard Thickness: 3/16" (5mm)
  • Custom Sizing: Available

Simply enter the finished glass dimensions above to calculate your price.

Frequently Asked Questions

What type of glass is used in fireplaces?

Many high-temperature fireplaces, wood stoves, pellet stoves, and inserts use transparent ceramic glass rather than ordinary window glass. Ceramic glass has very low thermal expansion and can withstand substantially higher temperatures and thermal shock.

Can I use regular glass in a wood stove?

Ordinary annealed window glass should not be substituted for ceramic glass when the appliance requires high-temperature ceramic glazing. Always use the type of glazing specified by the stove or fireplace manufacturer.

Can I replace fireplace glass with tempered glass?

Not when the appliance requires ceramic glass. Although tempered glass is stronger than ordinary annealed glass, ceramic glass is designed to withstand substantially higher temperatures and thermal shock encountered in many fireplaces and wood stoves.

How hot can ceramic fireplace glass get?

Our ceramic fireplace glass is rated for continuous temperatures up to 1,292°F (700°C).

What thickness is the fireplace glass?

Our standard fireplace and stove replacement glass is 3/16" (5mm) thick.

Can you cut replacement fireplace glass to size?

Yes. Our ceramic fireplace glass is custom cut to your selected dimensions up to the maximum available panel size.

What is the largest fireplace glass panel I can order?

The maximum available size is 44" x 78".

How do I know what size fireplace glass to order?

Whenever possible, use the dimensions of the original glass or the replacement-glass specifications supplied by the fireplace or stove manufacturer. Do not assume the glass should be the exact size of the opening because installation clearance may be required.

Can I cut ceramic fireplace glass myself?

High-temperature ceramic glass should be ordered in the required finished dimensions rather than treated like ordinary field-cut window glass. Liberty Shielding custom cuts the panel to the dimensions you enter when ordering.

Is fireplace glass the same as fire-rated building glass?

No. High-temperature fireplace glass and fire-rated architectural glazing serve different purposes. Fireplace ceramic glass is designed to withstand high operating temperatures in heating appliances. Fire-rated architectural glass is tested and listed for specific fire-protective or fire-resistive building assemblies.

Freight Delivery & Unloading Requirements

Customer is responsible for unloading freight shipments. For larger orders that ship by freight, you must arrange for a forklift, loading dock, or other suitable equipment and personnel capable of safely unloading the shipment.

Freight carriers are not responsible for unloading material from the truck unless a specific unloading service has been arranged in advance.

Failure to have the proper equipment, personnel, or facilities available to receive and unload a freight shipment is not grounds for refusing delivery, cancellation, or return.

The customer is responsible for additional charges resulting from re-delivery, missed delivery attempts, storage, detention, or changes to the delivery address after the order has shipped.

By placing and proceeding with an order, the customer acknowledges and accepts the applicable delivery requirements and agrees to the Liberty Shielding Terms & Conditions available at:

https://shop.libertyshielding.com/terms-and-conditions/

Order Custom Fireplace Glass Online

Replace cracked or broken fireplace and stove glass without searching for a pre-cut panel in exactly the right size.

Liberty Shielding makes it easy to order custom-cut ceramic fireplace glass online for fireplaces, wood stoves, pellet stoves, and inserts.

Enter your required finished glass width and height above to calculate your price, add the panel to your cart, and complete your order online.

Custom cut. 3/16" thick. Rated up to 1,292°F. Maximum size 44" x 78".

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