Two widths are available in the GB Masonry sandstone blocks series. The 200 series consists of sixteen varieties of 390 mm × 190 mm × 190 mm and the 100 series has seven variations of 390 mm × 190 mm × 190 mm. There are four choices of capping tiles for intricate finishes.
The rock-face Heritage Sandstone blocks and the Colonial Sandstone range of picture frame blocks are available in four colours – Brisbane Blend, Sydney Blend, Limestone and Endeavour Blend. The split and smooth face blocks of the Sandblend Series are available in eight colours.