I built my first forge! Gotta get some extra fire brick for the openings. But it took a day and $100! : r/Blacksmith

Simple Forge From Red House Bricks : 10 Steps (with Pictures) - Instructables

How to Keep your Propane Forge from Giving You Cancer – Ben Gordon Outdoors

GIRtech Forge High Density Heavy Duty Fire Bricks 3180F - Pack of 2, Hard Refractory Fire Brick for Masonry, Insulating Kiln, Fire Pit, Wood Stove, Oven, Grill, Melting Metals

Can anyone confirm this is fire brick, suitable for safely building a propane forge? : r/Blacksmith

HYTECH Products Insulating Fire Bricks, 2500F Rated 0.75 x 4.5 x 9, Soft Fire Brick for Forge, Wood Stove, Fire Pit, Fireplace – Pack 16

SIMOND STORE Insulating Fire Bricks for Forge, 2 x 4.5 x 9 - Pack of 8 - 2500F

6PCS Fire Brick, Fire Bricks for Wood Stove, Size 9 X 4-1/2 X 1-1/4, Wood Stove Bricks, Fireplace Brick, Fire Bricks for Fireplace,Wood Stove.

SIMOND STORE Insulating Fire Bricks, 2500F Rated, 1.75 x 4.5 x 9, Pack of 8, Soft Fire Bricks for Forge, Kiln, Pizza Oven, Wood Stove, Fireplace

Insulating Fire Bricks, 1.5 x 4.5 x 9, 2500F Rated, Box of 10 Fire Bricks for Forge, Fire Pit Kiln, Wood Stove, Jewelry, Pizza oven, Casting Pottery, Fire Proof Insulation

HFK-25 Insulating Fire Bricks 2500F 1.25 inch x 4.5 inch x 9 inch IFB Box of 5 Fire Bricks for Fireplaces, Pizza Ovens, Kilns, Forges, White