Universal Fireplace Replacement Stack Brick Refractory Panel U2428 U2428UPS 1" Thick Panels Engineered For Extreme Heat *Note: Actual panel dimensions and thickness may vary by up to 1'' due to refractory casting and curing process. Excellent Thermal Properties Withstands temperatures over 1900 ºF with minimal thermal expansion Panels are Steel and Fiber Reinforced/High Heat Cement Use As a Left, Right or Back Panel Panels Can Be Cut to Fit Required Size Meets ASTM C133 Requirements 3 Panels Needed For Complete Firebox Liner Note: Can Be Used As a Replacement for Panels Less Than 3/4" The brick size is 7-1/2” x 2-1/2” For Wood Burning or Gas Fireplaces U2428UPS Universal Fireplace Replacement Refractory PanelFinish is GreySize 28"W x 24"H34 lbs Oversized Shipping Rates Apply*Panels are easily cut with a skill saw or masonry blade. **We do not cut to custom sizes.***Can be drilled into but you have a risk of splitting/*Use a 1A Diamond Bit.***This item does not carry a warranty after it has been cut*******Be sure to follow Curing instructions**** Click Here to Download Curing Instructions Click Here to Download Warranty Information