Girtech USM-6 Heavy Duty Firebricks 6-Pack Fireclay, Chamotte 3000F US Stove 9" X 4-1/2" X 1-1/4" Insulating, Replacement Fire Bricks For Fireplaces,

12PCS Woodstove Firebricks, Fire Bricks, Size 9" X 4-1/2" X 1-1/4", Fire Bricks For Wood Stove, Fireplaces, Brick Fireplace

Girtech USM-4 Heavy Duty Firebricks 4-Pack Fireclay, Chamotte 3000F US Stove 9" X 4-1/2" X 1-1/4" Insulating, Replacement Fire Bricks For Fireplaces,

Girtech Heavy Duty Refractory Fire Bricks For Forge 3200F - Pack Of 2 Extra High Temperature Insulated | Fire Brick For Masonry, Insulating Kiln, Fire

Insulating Fire Brick, 3000F Rated, Single, 9" X 4.5" X 2.5", 3130P