PBM F 51200 is an Architectural Block (Fluted) cast in precast concrete, supplied in cement grey with a vertical fluted profile producing a linear directional texture. The face presents shallow fluted block — 390×190×130mm narrow vertical flute profile, supporting use as a decorative concrete masonry unit with a continuous vertical rhythm across courses. Stated specifications include nominal dimensions 390×190×130mm, unit weight ~15.0kg per unit. Intended applications cover boundary, compound and perimeter walls and feature elevations. 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).