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Amazon.com: Insulating Fire Brick, 9" x 4.5" x 1.25", 2500F Rated, Set of 5 Fire Brick for Pizza Ovens, Wood Stoves, Kilns, Fireplaces, Forges, Jewelry Soldering : Arts, Crafts & Sewing
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Simond Store Insulating Fire Brick 2500F 0.75inch x 4.5inch x 9inch IFB Box of 12 Fire Bricks for Fireplaces, Pizza Ovens, Kilns, Forges - Walmart.com
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Amazon.com: Lynn Manufacturing Insulating Fire Brick, Heat Insulation Block, Low Thermal Conductivity, 2.5" x 4.5" x 9", Single Pack, 2300F-Rated, for Kilns, Forges, Furnaces, Soldering, 3123P : Arts, Crafts & Sewing
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Amazon.com: Insulating Fire Bricks, 2500F Rated 2 Inch x 4.5 Inch x 9 Inches, Soft Fire Brick for Forge Jewelry Soldering Block Garden Pizza Oven Furnace Kiln Insulation – Pack of 8 :
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