INSULATION BRICKS 230 x 114 x 76mm HR140 grade 26 pack of 12
1400c (51216) HR140. Size 230 x 114 x 76mm. Also available in 230 x 114 x 64mm (51218). Hot Face Refractory Lining or as back up insulation in. Lightweight and low thermal conductivity reduces heat absorption significantly saving energy.