K23 Soft Fire Brick 2.5 – The Potter's Center

Soft insulating fire brick. Dimensions: (9'' x 4.5'' x 2.5'')  Rated to 2300℉

Light weight K25 fire bricks rated for 2500 degrees9” x 4” x 2.5”Box of 12 for $72

K25 fire bricks box of 12

Straight K-23 Soft Fire Brick - 9.0x4.5x2.5

Executive Deals Insulating Fire Brick for Ovens, Kilns, Fireplaces, Forges - 4 P - New

K23 Insulating Firebrick 4.5 x 4.5 x 2.5 Fire Brick Thermal Ceramics 2300F Qty 1

K23 Soft Fire Brick 2.5 – The Potter's Center

K25 fire bricks box of 12

Fire Brick - Mid-South Ceramics

Old Potters Mid Fire Pottery Clay, 10 lbs (Cones 05-5) Art Modeling Clay, Ideal for Wheel Throwing and Hand Building, Pottery Clay for Sculpting, Beginners, and Advanced, 10 lbs, Terra Cotta)

SIMOND STORE Insulating Fire Bricks, 2500F Rated, 2 Inch x 4.5 Inch x 9 Inches, Soft Fire Bricks for Forge Pizza Oven Wood Stove Fireplace Fire Pit Kiln Jewelry Soldering Block –

INSULATING FIREBRICK - K23 4.5 x 9 x 3 – The Pottery Supply House

Soft Brick, IFB 2300, 3 - The Ceramic Shop

High Temperature Insulation: Firebricks are rated up to temperature of 2500 F, 2 Inch x 4.5 Inch x 9 Inch Low Thermal Conductivity, Low Heat Storage,

SIMOND STORE Insulating Fire Bricks, 2500F Rated, 2 Inch x 4.5 Inch x 9 Inches, Soft Fire Bricks for Forge Pizza Oven Wood Stove Fireplace Fire Pit

Old Potters Mid Fire Pottery Clay, 10 lbs (Cones 05-5) Art Modeling Clay, Ideal for Wheel Throwing and Hand Building, Pottery Clay for Sculpting, Beginners, and Advanced, 10 lbs, Terra Cotta)