Whitacre- Greer firebrick are a refractory brick used in fireplaces, wood stoves, coal stoves and the newest tread backyard pizza/bread ovens and fire pits.  These brick are manufactured primarily to withstand the high temperatures usually common with these applications.  We carry a regular size firebrick and also a thinner split firebrick and both are offered in 2 different colors for you to choose from.