RH28 Sand
USGA washed sand
RH28 is a medium coarse washed silica sand, light in colour and USGA graded
Description
RH28 is another sand from Redhill and has around 78% of particles in the medium to coarse grade. It is extremely free draining and can also be used, along with the Grade D sand as a subsoil in urban tree pits. It conforms to the USGA specification.