HIGH HEAT Hardbrick FireBrick STRAIGHTS 9x4.5x2.5 High Heat Bricks are recommended for chimneys for wood and gas kilns. These bricks are also used in
Kiln Brick - The Ceramic Shop
Kiln Construction
Insulating FireBrick 9 X 4.5 X 2.5 in (6 Pieces) : Arts, Crafts & Sewing
K-25 (2500 F) Insulating Fire Brick: 9 x 4.5 x 2.5
SUPER DUTY 2.5″ STRAIGHT 9 x 4.5 x 2.5″ – Smith-Sharpe Fire Brick Supply
LVSDSO: SUPER DUTY SOAPS
Refractory Fire Bricks Kiln Building Fire Brick
SIMOND Store Insulating Fire Brick, 1.5 x 4.5 x 9, Pack of 10, 2500F Rated, Soft Fire Bricks for Wood Stove Forge Kiln Fireplace Pizza Oven Fire Pit Jewelry Soldering, Heat
JJ CARE Fire Brick - [9 x 4.5 x 2.5] - Insulating 2700°F Fire Bricks for Wood Stove, Lightweight Fireplace Bricks, Castable Fire Brick for Forge, Refractory Firebricks for Grill and