Fire Bricks

Fire Brick Single
Stacked Fire Brick bricks

Fire bricks are specially manufactured refractory bricks designed to withstand the extreme temperatures generated inside fireplaces, pizza ovens, wood-fired ovens, kilns and other high-heat applications. Unlike standard clay bricks, they are made from high alumina, low iron refractory clays that retain their strength and structural integrity even after repeated heating and cooling cycles.

Their natural colour is typically a warm cream, buff or light amber. This colour is a direct result of the specialised refractory clay used in their manufacture and is an indication of performance rather than aesthetics. Once installed and exposed to regular fires, the bricks will gradually darken with soot and carbon deposits, meaning their original colour is rarely visible in service.

Fire bricks provide excellent resistance to thermal shock, helping them withstand rapid temperature changes without cracking. They also possess low thermal conductivity, allowing them to absorb and store heat before slowly releasing it back into the firebox. This improves combustion efficiency and helps maintain consistent temperatures.

When selecting fire bricks, performance should always take precedence over appearance. Their role is to protect the structure of the fireplace or oven and ensure safe, reliable operation under extreme heat. Choosing a fire brick based solely on its colour or visual appearance is missing the point entirely, as once the fireplace is in use, the bricks quickly become blackened and their original colour is no longer visible.

  • Items per pallet: 486 bricks
  • Approx size: 230mm x 65mm x 110mm

    Note: +/- 5mm 1s standard deviation is to be expected for handmade bricks.
SAMPLE PRICE

$5.50

 ea.
QTY
Fire Bricks
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Brick Information

Brick Name(s)

New Fire Brick

Brick Type

Through colour clay pressed brick

Specification

Manufactured to AS/NZS 4455 and BS EN 771-1:2011

Size

  • 65mm x 230mm x 110mm

Dimensional Tolerance

DPB3 size classification, +/- 5mm 1 sigma standard deviation from the

nominal size (n=20) is to be expected

Compressive Strength

> 10 MPa

Soluble Salt Classification

S2

Bulk Density

1500 kg/m

Packaging

Shrink wrapped on wooden pallets in packs of:

  • 486

Pack Size

L x W x H 1100 x 1100 x 1100mm Approx.

Pack Weight

1.5 to 1.6 Tonnes Approx.

Usage

Always mix from several packs.

Durability

General Purpose Building Brick (AS/NZS 4455)

F2 BS EN771-1:2011

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