Celcon blocks standard grade is versatile and can be used below DPC and as infill for beam and block floors, as well as above ground in the walling applications listed. They are BBA certified and available in thicknesses 75mm to 215mm. Due to its all-round performance, 100mm standard grade Celcon block can be used throughout a build in foundations, internal and external leaf of cavity walls, solid walls, separating walls, partitions, multi storey buildings, beam and block floors, flanking walls.