PBM SF 420.01 is a Split Face Block cast in precast concrete, supplied in cement grey with a mechanically split face producing a rough, natural stone-like texture without secondary finishing. The face presents extra-deep split face block - 390×190×420mm precast CMU, supporting use as a non-load-bearing architectural masonry unit offering a textured split-face appearance. Stated specifications include nominal dimensions 390×190×420mm, unit weight ~44.0kg per unit. Intended applications cover boundary, compound and perimeter walls, feature walls and facades requiring a tactile stone-like surface. Lay in running bond with mortar bedding, taking care to maintain alignment with a mason's line; verify support spacing per project structural detail. Available in Malaysia via PBM (Premier Building Material Sdn Bhd).