Drainage Gravel (20mm) - Pre Bagged loam which could affect the finish

which could affect the finish

Sulphur (S) – 19% (as Sulphate)

Each corner block features interlocking tongue and groove joints

trace elements and sand content

Made from composite material that resists rust and rot

Drainage Gravel (20mm) - Pre Bagged loam which could affect the finishA robust, 20 mm crushed blue metal gravel this size is excellent for larger scale drainage needs like retaining wall catchment, high flow trenches, and load bearing pathways. Key Features Angular 20 mm crushed blue metal for excellent load bearing and drainage. Great erosion resistance, even in high flow areas. Helps divert water efficiently while remaining stable under compaction. Ideal Uses Trench drainage behind retaining structures Heavy duty