Drainage Gravel (20mm) - Pre Bagged loam Sulphur (S) – 19% (as

Sulphur (S) – 19% (as Sulphate)

And we’re always happy to special order anything you need for your project

trace elements and sand content

which could affect the finish

Each corner block features interlocking tongue and groove joints

Drainage Gravel (20mm) - Pre Bagged loam Sulphur (S) – 19% (asA 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